{"id":9869,"date":"2024-09-09T13:51:00","date_gmt":"2024-09-09T11:51:00","guid":{"rendered":"https:\/\/ratiotherm.de\/?page_id=9869"},"modified":"2026-04-13T11:15:52","modified_gmt":"2026-04-13T09:15:52","slug":"flat-plate-collector-ra-st253-4","status":"publish","type":"page","link":"https:\/\/ratiotherm.de\/en\/solar-thermal-engery\/flat-plate-collector-ra-st253-4\/","title":{"rendered":"Flat-plate collector RA ST253-4"},"content":{"rendered":"<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_d31d17-2f{margin-top:var(--global-kb-spacing-xxl, 5rem);margin-bottom:var(--global-kb-spacing-xxl, 5rem);}.kb-row-layout-id9869_d31d17-2f > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_d31d17-2f > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_d31d17-2f > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1290px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id9869_d31d17-2f{border-top:0px solid var(--global-palette1, #3182CE);border-right:0px solid var(--global-palette1, #3182CE);border-bottom:0px solid var(--global-palette1, #3182CE);border-left:0px solid var(--global-palette1, #3182CE);}.kb-row-layout-id9869_d31d17-2f > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_d31d17-2f{margin-top:var(--global-kb-spacing-xl, 4rem);margin-bottom:var(--global-kb-spacing-xl, 4rem);}}@media all and (max-width: 1024px){.kb-row-layout-id9869_d31d17-2f > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id9869_d31d17-2f{border-top:0px solid var(--global-palette1, #3182CE);border-right:0px solid var(--global-palette1, #3182CE);border-bottom:0px solid var(--global-palette1, #3182CE);border-left:0px solid var(--global-palette1, #3182CE);}}@media all and (max-width: 767px){.kb-row-layout-id9869_d31d17-2f > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id9869_d31d17-2f{border-top:0px solid var(--global-palette1, #3182CE);border-right:0px solid var(--global-palette1, #3182CE);border-bottom:0px solid var(--global-palette1, #3182CE);border-left:0px solid var(--global-palette1, #3182CE);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_d31d17-2f alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kt-inner-column-height-full kb-theme-content-width\">\n<style>.kadence-column9869_57bbaf-04 > .kt-inside-inner-col{padding-top:0px;padding-bottom:0px;}.kadence-column9869_57bbaf-04 > .kt-inside-inner-col,.kadence-column9869_57bbaf-04 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_57bbaf-04 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_57bbaf-04 > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_57bbaf-04 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_57bbaf-04 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_57bbaf-04{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_57bbaf-04 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_57bbaf-04 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_57bbaf-04\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-center quick-nav-header wp-block-paragraph\"><strong>Quick navigation:<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center eplus-wrapper wp-block-paragraph\"><a href=\"#vorteile\">Benefits<\/a> | <a href=\"#einsatzbereiche\">Special features<\/a> | <a href=\"#downloads\">Downloads<\/a><\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_40d9fe-ac{margin-top:var(--global-kb-spacing-xxl, 5rem);margin-bottom:var(--global-kb-spacing-xxl, 5rem);}.kb-row-layout-id9869_40d9fe-ac > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_40d9fe-ac > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_40d9fe-ac > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1290px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:0px;padding-bottom:0px;grid-template-columns:minmax(0, calc(30% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(70% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id9869_40d9fe-ac > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_40d9fe-ac{margin-top:var(--global-kb-spacing-lg, 3rem);margin-bottom:var(--global-kb-spacing-lg, 3rem);}}@media all and (max-width: 1024px){.kb-row-layout-id9869_40d9fe-ac > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-md, 2rem);grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){.kb-row-layout-id9869_40d9fe-ac > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_40d9fe-ac alignnone wp-block-kadence-rowlayout\" id=\"vorteile\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-equal kt-mobile-layout-row kt-row-valign-top kt-inner-column-height-full kb-theme-content-width\">\n<style>.kadence-column9869_318d81-b5 > .kt-inside-inner-col{display:flex;}.kadence-column9869_318d81-b5 > .kt-inside-inner-col,.kadence-column9869_318d81-b5 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_318d81-b5 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_318d81-b5 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_318d81-b5 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column9869_318d81-b5{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_318d81-b5{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_318d81-b5 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_318d81-b5 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_318d81-b5{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column9869_318d81-b5{align-self:flex-start;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_318d81-b5{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_318d81-b5 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 1024px){.kadence-column9869_318d81-b5 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column9869_318d81-b5{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_318d81-b5{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_318d81-b5 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_318d81-b5 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_318d81-b5\"><div class=\"kt-inside-inner-col\"><style>.kb-image9869_ce2898-bf .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image9869_ce2898-bf size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/solarthermie-kollektor-sonnenenergie-vom-hersteller-ratiotherm.png\" alt=\"\" class=\"kb-img wp-image-2757\" srcset=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/solarthermie-kollektor-sonnenenergie-vom-hersteller-ratiotherm.png 750w, https:\/\/ratiotherm.de\/wp-content\/uploads\/solarthermie-kollektor-sonnenenergie-vom-hersteller-ratiotherm-384x256.png 384w, https:\/\/ratiotherm.de\/wp-content\/uploads\/solarthermie-kollektor-sonnenenergie-vom-hersteller-ratiotherm-300x200.png 300w, https:\/\/ratiotherm.de\/wp-content\/uploads\/solarthermie-kollektor-sonnenenergie-vom-hersteller-ratiotherm-600x400.png 600w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading9869_eb17b5-23, .wp-block-kadence-advancedheading.kt-adv-heading9869_eb17b5-23[data-kb-block=\"kb-adv-heading9869_eb17b5-23\"]{margin-top:0px;margin-bottom:0px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading9869_eb17b5-23 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading9869_eb17b5-23[data-kb-block=\"kb-adv-heading9869_eb17b5-23\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading9869_eb17b5-23 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading9869_eb17b5-23[data-kb-block=\"kb-adv-heading9869_eb17b5-23\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading9869_eb17b5-23 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading9869_eb17b5-23\"><strong>over 525 kWh\/m\u00b2<\/strong> per year<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column9869_997225-3b > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-md, 2rem);padding-right:var(--global-kb-spacing-md, 2rem);padding-bottom:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-md, 2rem);}.kadence-column9869_997225-3b > .kt-inside-inner-col,.kadence-column9869_997225-3b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_997225-3b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_997225-3b > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_997225-3b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_997225-3b > .kt-inside-inner-col{background-color:var(--global-palette5, #4A5568);}.kadence-column9869_997225-3b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_997225-3b{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_997225-3b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_997225-3b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_997225-3b\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading9869_3535f2-09, .wp-block-kadence-advancedheading.kt-adv-heading9869_3535f2-09[data-kb-block=\"kb-adv-heading9869_3535f2-09\"]{font-size:var(--global-kb-font-size-lg, 2rem);font-weight:600;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading9869_3535f2-09 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading9869_3535f2-09[data-kb-block=\"kb-adv-heading9869_3535f2-09\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading9869_3535f2-09 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading9869_3535f2-09[data-kb-block=\"kb-adv-heading9869_3535f2-09\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading9869_3535f2-09 wp-block-kadence-advancedheading has-theme-palette-9-color has-text-color\" data-kb-block=\"kb-adv-heading9869_3535f2-09\">The advantages of the Flat-plate collector RA&nbsp;ST253-4 at a glance:<\/p>\n\n\n<style>.wp-block-kadence-iconlist.kt-svg-icon-list-items9869_ed5505-0a:not(.this-stops-third-party-issues){margin-top:0px;margin-bottom:0px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items9869_ed5505-0a ul.kt-svg-icon-list:not(.this-prevents-issues):not(.this-stops-third-party-issues):not(.tijsloc){margin-top:0px;margin-right:0px;margin-bottom:var(--global-kb-spacing-sm, 1.5rem);margin-left:0px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items9869_ed5505-0a ul.kt-svg-icon-list{grid-row-gap:14px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items9869_ed5505-0a .kb-svg-icon-wrap{font-size:24px;color:var(--global-palette1, #3182CE);}.wp-block-kadence-iconlist.kt-svg-icon-list-items9869_ed5505-0a ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap .kt-svg-icon-list-single{margin-right:10px;}.kt-svg-icon-list-items9869_ed5505-0a ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap, .kt-svg-icon-list-items9869_ed5505-0a ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap a{color:var(--global-palette9, #ffffff);color:var(--global-palette9, #ffffff);}.kt-svg-icon-list-items9869_ed5505-0a ul.kt-svg-icon-list .kt-svg-icon-list-level-0 .kt-svg-icon-list-single svg{font-size:20px;}<\/style>\n<div class=\"wp-block-kadence-iconlist kt-svg-icon-list-items kt-svg-icon-list-items9869_ed5505-0a kt-svg-icon-list-columns-1 alignnone kt-list-icon-aligntop\"><ul class=\"kt-svg-icon-list\"><style>.kt-svg-icon-list-item-9869_6eb3ea-d0 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-9869_6eb3ea-d0\"><span class=\"kb-svg-icon-wrap kb-svg-icon-ic_check kt-svg-icon-list-single\"><svg viewBox=\"0 0 8 8\"  fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M6.41 0l-.69.72-2.78 2.78-.81-.78-.72-.72-1.41 1.41.72.72 1.5 1.5.69.72.72-.72 3.5-3.5.72-.72-1.44-1.41z\" transform=\"translate(0 1)\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Highest solar yields thanks to blue, highly selective Tinox vacuum coating<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-9869_a05ade-11 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-9869_a05ade-11\"><span class=\"kb-svg-icon-wrap kb-svg-icon-ic_check kt-svg-icon-list-single\"><svg viewBox=\"0 0 8 8\"  fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M6.41 0l-.69.72-2.78 2.78-.81-.78-.72-.72-1.41 1.41.72.72 1.5 1.5.69.72.72-.72 3.5-3.5.72-.72-1.44-1.41z\" transform=\"translate(0 1)\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Durable thanks to hail-proof safety glass, double-walled aluminum frames, and permanently sealed cutting ring connections<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-9869_be566f-8e .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-9869_be566f-8e\"><span class=\"kb-svg-icon-wrap kb-svg-icon-ic_check kt-svg-icon-list-single\"><svg viewBox=\"0 0 8 8\"  fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M6.41 0l-.69.72-2.78 2.78-.81-.78-.72-.72-1.41 1.41.72.72 1.5 1.5.69.72.72-.72 3.5-3.5.72-.72-1.44-1.41z\" transform=\"translate(0 1)\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Optimal space utilization thanks to horizontal and vertical installation<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-9869_d23f13-db .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-9869_d23f13-db\"><span class=\"kb-svg-icon-wrap kb-svg-icon-ic_check kt-svg-icon-list-single\"><svg viewBox=\"0 0 8 8\"  fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M6.41 0l-.69.72-2.78 2.78-.81-.78-.72-.72-1.41 1.41.72.72 1.5 1.5.69.72.72-.72 3.5-3.5.72-.72-1.44-1.41z\" transform=\"translate(0 1)\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">Use of minimal solar radiation by combining with the Oskar\u00b0 stratified storage tank and\/or a heat pump<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-9869_ad59f4-13 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-9869_ad59f4-13\"><span class=\"kb-svg-icon-wrap kb-svg-icon-ic_check kt-svg-icon-list-single\"><svg viewBox=\"0 0 8 8\"  fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M6.41 0l-.69.72-2.78 2.78-.81-.78-.72-.72-1.41 1.41.72.72 1.5 1.5.69.72.72-.72 3.5-3.5.72-.72-1.44-1.41z\" transform=\"translate(0 1)\"\/><\/svg><\/span><span class=\"kt-svg-icon-list-text\">A fully coordinated system when combined with other ratiotherm components<\/span><\/li>\n<\/ul><\/div>\n\n\n<style>.wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4, .site .entry-content .wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4, .wp-block-kadence-advancedbtn.kb-btns9789_6e0879-f4, .site .entry-content .wp-block-kadence-advancedbtn.kb-btns9789_6e0879-f4{margin-top:var(--global-kb-spacing-md, 2rem);}.wp-block-kadence-advancedbtn.kb-btns9789_6e0879-f4{gap:var(--global-kb-gap-xs, 0.5rem );justify-content:flex-start;align-items:flex-start;}.kt-btns9789_6e0879-f4 .kt-button{font-weight:normal;font-style:normal;}.kt-btns9789_6e0879-f4 .kt-btn-wrap-0{margin-right:5px;}.wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4 .kt-btn-wrap-0 .kt-button{color:#555555;border-color:#555555;}.wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4 .kt-btn-wrap-0 .kt-button:hover, .wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4 .kt-btn-wrap-0 .kt-button:focus{color:#ffffff;border-color:#444444;}.wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4 .kt-btn-wrap-0 .kt-button::before{display:none;}.wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4 .kt-btn-wrap-0 .kt-button:hover, .wp-block-kadence-advancedbtn.kt-btns9789_6e0879-f4 .kt-btn-wrap-0 .kt-button:focus{background:#444444;}@media all and (max-width: 767px){.wp-block-kadence-advancedbtn.kb-btns9789_6e0879-f4{justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-advancedbtn kb-buttons-wrap kb-btns9789_6e0879-f4\"><style>ul.menu .wp-block-kadence-advancedbtn .kb-btn9789_3b6a75-be.kb-button{width:initial;}.wp-block-kadence-advancedbtn .kb-btn9789_3b6a75-be.kb-button{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}<\/style><a class=\"kb-button kt-button button kb-btn9789_3b6a75-be kt-btn-size-standard kt-btn-width-type-auto kb-btn-global-fill kt-btn-has-text-true kt-btn-has-svg-false wp-block-kadence-singlebtn\" href=\"https:\/\/ratiotherm.de\/en\/contact\/\"><span class=\"kt-btn-inner-text\">Contact us without obligation<\/span><\/a><\/div>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_0049f3-82{margin-top:var(--global-kb-spacing-xxl, 5rem);margin-bottom:var(--global-kb-spacing-xxl, 5rem);}.kb-row-layout-id9869_0049f3-82 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_0049f3-82 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_0049f3-82 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1290px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:0px;padding-bottom:0px;grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id9869_0049f3-82 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_0049f3-82{margin-top:var(--global-kb-spacing-lg, 3rem);margin-bottom:var(--global-kb-spacing-lg, 3rem);}}@media all and (max-width: 1024px){.kb-row-layout-id9869_0049f3-82 > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-md, 2rem);grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id9869_0049f3-82 > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_0049f3-82 alignnone wp-block-kadence-rowlayout\" id=\"besondere-merkmale\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kt-inner-column-height-full kb-theme-content-width\">\n<style>.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{display:flex;}.kadence-column9869_b90e14-a8 > .kt-inside-inner-col,.kadence-column9869_b90e14-a8 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_b90e14-a8 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column9869_b90e14-a8{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_b90e14-a8{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_b90e14-a8 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_b90e14-a8{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column9869_b90e14-a8{align-self:flex-start;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_b90e14-a8{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 1024px){.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column9869_b90e14-a8{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_b90e14-a8{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_b90e14-a8 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_b90e14-a8\"><div class=\"kt-inside-inner-col\"><style>.kadence-column9869_90655f-ef > .kt-inside-inner-col{display:flex;}.kadence-column9869_90655f-ef{max-width:100%;margin-left:auto;margin-right:auto;}.wp-block-kadence-column.kb-section-dir-horizontal:not(.kb-section-md-dir-vertical)>.kt-inside-inner-col>.kadence-column9869_90655f-ef{-webkit-flex:0 1 100%;flex:0 1 100%;max-width:unset;margin-left:unset;margin-right:unset;}.kadence-column9869_90655f-ef > .kt-inside-inner-col,.kadence-column9869_90655f-ef > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_90655f-ef > .kt-inside-inner-col{row-gap:var(--global-kb-gap-md, 2rem);column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_90655f-ef > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-evenly;}.kadence-column9869_90655f-ef > .kt-inside-inner-col > *, .kadence-column9869_90655f-ef > .kt-inside-inner-col > figure.wp-block-image, .kadence-column9869_90655f-ef > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column9869_90655f-ef > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}.wp-block-kadence-column.kb-section-dir-horizontal.kadence-column9869_90655f-ef > .kt-inside-inner-col > *{flex-basis:176px;}.wp-block-kadence-column.kb-section-dir-horizontal.kadence-column9869_90655f-ef > .kt-inside-inner-col > .wp-block-kadence-infobox{width:0px;}.kadence-column9869_90655f-ef > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_90655f-ef{position:relative;}.kadence-column9869_90655f-ef, .kt-inside-inner-col > .kadence-column9869_90655f-ef:not(.specificity){margin-right:0px;margin-bottom:var(--global-kb-spacing-md, 2rem);margin-left:0px;}@media all and (min-width: 1025px){.wp-block-kadence-column.kb-section-dir-horizontal>.kt-inside-inner-col>.kadence-column9869_90655f-ef{-webkit-flex:0 1 100%;flex:0 1 100%;max-width:unset;margin-left:unset;margin-right:unset;}}@media all and (max-width: 1024px){.kadence-column9869_90655f-ef > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-evenly;}}@media all and (min-width: 768px) and (max-width: 1024px){.kadence-column9869_90655f-ef > .kt-inside-inner-col > *, .kadence-column9869_90655f-ef > .kt-inside-inner-col > figure.wp-block-image, .kadence-column9869_90655f-ef > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column9869_90655f-ef > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}@media all and (max-width: 767px){.wp-block-kadence-column.kb-section-sm-dir-vertical:not(.kb-section-sm-dir-horizontal):not(.kb-section-sm-dir-specificity)>.kt-inside-inner-col>.kadence-column9869_90655f-ef{max-width:100%;-webkit-flex:1;flex:1;margin-left:auto;margin-right:auto;}.kadence-column9869_90655f-ef > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;justify-content:flex-start;justify-content:space-evenly;}.kadence-column9869_90655f-ef > .kt-inside-inner-col > *, .kadence-column9869_90655f-ef > .kt-inside-inner-col > figure.wp-block-image, .kadence-column9869_90655f-ef > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column9869_90655f-ef > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_90655f-ef kb-section-dir-horizontal\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image size-full\"><a href=\"\/infothek\/begriffserklaerung\/#hybrid\"><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"180\" src=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-hybrid-ratiotherm-smart-energy-systems.png\" alt=\"Ready Hybrid Ratiotherm Smart Energy Systems Ratiotherm\" class=\"wp-image-3330\" srcset=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-hybrid-ratiotherm-smart-energy-systems.png 180w, https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-hybrid-ratiotherm-smart-energy-systems-100x100.png 100w\" sizes=\"auto, (max-width: 180px) 100vw, 180px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"\/infothek\/begriffserklaerung\/#rt-connect\"><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"180\" src=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-rtconnect-ratiotherm-smart-energy-systems.png\" alt=\"Ready Rtconnect Ratiotherm Smart Energy Systems Ratiotherm\" class=\"wp-image-3331\" srcset=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-rtconnect-ratiotherm-smart-energy-systems.png 180w, https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-rtconnect-ratiotherm-smart-energy-systems-100x100.png 100w\" sizes=\"auto, (max-width: 180px) 100vw, 180px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"\/infothek\/begriffserklaerung\/#bivalenz\"><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"180\" src=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-bivalenz-ratiotherm-smart-energy-systems.png\" alt=\"Bivalenz Ready\" class=\"wp-image-3439\" srcset=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-bivalenz-ratiotherm-smart-energy-systems.png 180w, https:\/\/ratiotherm.de\/wp-content\/uploads\/ready-bivalenz-ratiotherm-smart-energy-systems-100x100.png 100w\" sizes=\"auto, (max-width: 180px) 100vw, 180px\" \/><\/a><\/figure>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Harnessing solar energy<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">It is more than just a normal solar collector and represents an important component in the overall system for utilizing the free energy source of the sun, whose potential is only partially exploited. Unlike solar systems designed purely for fair weather, our RA ST253-4 flat-plate collector captures even the smallest rays of sunshine. In combination with the <a href=\"https:\/\/ratiotherm.de\/en\/oskar-stratified-storage-tank\/\">Oskar\u00b0 stratified storage tank<\/a> or the WP Max-Air hybrid heat pump, additional heat gains are achieved even at temperatures below 35 \u00b0C. The RA ST253-4 flat-plate collector is designed as a harp collector and therefore has a very wide range of applications. Whether you have a flat, pent, or gabled roof, we can supply the right mounting materials. It can also be installed as a high-quality and attractive facade element.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id9869_355282-33 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_355282-33 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_355282-33 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1290px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:0px;padding-bottom:0px;grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id9869_355282-33 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id9869_355282-33 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id9869_355282-33 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_355282-33 alignnone wp-block-kadence-rowlayout\" id=\"downloads\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column9869_b889cb-21 > .kt-inside-inner-col,.kadence-column9869_b889cb-21 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_b889cb-21 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_b889cb-21 > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_b889cb-21 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_b889cb-21 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_b889cb-21{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_b889cb-21 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_b889cb-21 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_b889cb-21\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading9869_660754-20, .wp-block-kadence-advancedheading.kt-adv-heading9869_660754-20[data-kb-block=\"kb-adv-heading9869_660754-20\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading9869_660754-20 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading9869_660754-20[data-kb-block=\"kb-adv-heading9869_660754-20\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading9869_660754-20 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading9869_660754-20[data-kb-block=\"kb-adv-heading9869_660754-20\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading9869_660754-20 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading9869_660754-20\">Downloads zum Flachkollektors RA ST253-4<\/h2>\n\n\n<style>.kb-row-layout-id9869_9ffb2e-f7 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_9ffb2e-f7 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_9ffb2e-f7 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1290px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:0px;padding-bottom:0px;grid-template-columns:minmax(0, 2fr) minmax(0, 1fr);}.kb-row-layout-id9869_9ffb2e-f7 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id9869_9ffb2e-f7 > .kt-row-column-wrap{grid-template-columns:minmax(0, 2fr) minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id9869_9ffb2e-f7 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_9ffb2e-f7 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-left-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kt-inner-column-height-full kb-theme-content-width\">\n<style>.kadence-column9869_78972f-af > .kt-inside-inner-col,.kadence-column9869_78972f-af > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_78972f-af > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_78972f-af > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_78972f-af > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_78972f-af > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_78972f-af{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_78972f-af > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_78972f-af > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_78972f-af\"><div class=\"kt-inside-inner-col\"><style>.kb-image9869_d19603-3f .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image9869_d19603-3f size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"775\" height=\"435\" src=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/2025-07-28-Deckblaetter-Produktseiten-Videoersatz-29.png\" alt=\"2025 07 28 Deckblaetter Produktseiten Videoersatz 29\" class=\"kb-img wp-image-9301\" srcset=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/2025-07-28-Deckblaetter-Produktseiten-Videoersatz-29.png 775w, https:\/\/ratiotherm.de\/wp-content\/uploads\/2025-07-28-Deckblaetter-Produktseiten-Videoersatz-29-768x431.png 768w, https:\/\/ratiotherm.de\/wp-content\/uploads\/2025-07-28-Deckblaetter-Produktseiten-Videoersatz-29-300x168.png 300w, https:\/\/ratiotherm.de\/wp-content\/uploads\/2025-07-28-Deckblaetter-Produktseiten-Videoersatz-29-600x337.png 600w\" sizes=\"auto, (max-width: 775px) 100vw, 775px\" \/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{display:flex;}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-md, 2rem);padding-right:var(--global-kb-spacing-md, 2rem);padding-bottom:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-md, 2rem);}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col,.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column9869_c9d8e0-12{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_c9d8e0-12{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{background-color:var(--global-palette5, #4A5568);}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_c9d8e0-12{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column9869_c9d8e0-12{align-self:flex-start;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_c9d8e0-12{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 1024px){.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column9869_c9d8e0-12{align-self:flex-start;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_c9d8e0-12{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}.kadence-column9869_c9d8e0-12 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-start;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_c9d8e0-12 download-buttons\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading9869_424a62-fe, .wp-block-kadence-advancedheading.kt-adv-heading9869_424a62-fe[data-kb-block=\"kb-adv-heading9869_424a62-fe\"]{margin-bottom:var(--global-kb-spacing-sm, 1.5rem);font-weight:600;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading9869_424a62-fe mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading9869_424a62-fe[data-kb-block=\"kb-adv-heading9869_424a62-fe\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading9869_424a62-fe img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading9869_424a62-fe[data-kb-block=\"kb-adv-heading9869_424a62-fe\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading9869_424a62-fe wp-block-kadence-advancedheading has-theme-palette-9-color has-text-color\" data-kb-block=\"kb-adv-heading9869_424a62-fe\">Downloads<\/h3>\n\n\n<style>.wp-block-kadence-advancedbtn.kb-btns9869_745636-ee{gap:var(--global-kb-gap-xs, 0.5rem );flex-direction:column;align-items:flex-start;justify-content:flex-start;}.kt-btns9869_745636-ee .kt-button{font-weight:normal;font-style:normal;}.kt-btns9869_745636-ee .kt-btn-wrap-0{margin-right:5px;}.wp-block-kadence-advancedbtn.kt-btns9869_745636-ee .kt-btn-wrap-0 .kt-button{color:#555555;border-color:#555555;}.wp-block-kadence-advancedbtn.kt-btns9869_745636-ee .kt-btn-wrap-0 .kt-button:hover, .wp-block-kadence-advancedbtn.kt-btns9869_745636-ee .kt-btn-wrap-0 .kt-button:focus{color:#ffffff;border-color:#444444;}.wp-block-kadence-advancedbtn.kt-btns9869_745636-ee .kt-btn-wrap-0 .kt-button::before{display:none;}.wp-block-kadence-advancedbtn.kt-btns9869_745636-ee .kt-btn-wrap-0 .kt-button:hover, .wp-block-kadence-advancedbtn.kt-btns9869_745636-ee .kt-btn-wrap-0 .kt-button:focus{background:#444444;}<\/style>\n<div class=\"wp-block-kadence-advancedbtn kb-buttons-wrap kb-btns9869_745636-ee\"><style>ul.menu .wp-block-kadence-advancedbtn .kb-btn9869_cb3b08-2a.kb-button{width:initial;}<\/style><a class=\"kb-button kt-button button kb-btn9869_cb3b08-2a kt-btn-size-standard kt-btn-width-type-auto kb-btn-global-fill kt-btn-has-text-true kt-btn-has-svg-true wp-block-kadence-singlebtn\" href=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/betriebsanleitung-d-flachkollektor-ra-st253-4-en-GB.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_arrowDownCircle kt-btn-icon-side-left\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><polyline points=\"8 12 12 16 16 12\"\/><line x1=\"12\" y1=\"8\" x2=\"12\" y2=\"16\"\/><\/svg><\/span><span class=\"kt-btn-inner-text\">Original Operating Instructions<\/span><\/a>\n\n<style>ul.menu .wp-block-kadence-advancedbtn .kb-btn9869_6fc1f5-f2.kb-button{width:initial;}<\/style><a class=\"kb-button kt-button button kb-btn9869_6fc1f5-f2 kt-btn-size-standard kt-btn-width-type-auto kb-btn-global-fill kt-btn-has-text-true kt-btn-has-svg-true wp-block-kadence-singlebtn\" href=\"https:\/\/ratiotherm.de\/en\/tender-documents\/\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_arrowDownCircle kt-btn-icon-side-left\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><polyline points=\"8 12 12 16 16 12\"\/><line x1=\"12\" y1=\"8\" x2=\"12\" y2=\"16\"\/><\/svg><\/span><span class=\"kt-btn-inner-text\">Tender Texts<\/span><\/a>\n\n<style>ul.menu .wp-block-kadence-advancedbtn .kb-btn9869_21402b-16.kb-button{width:initial;}<\/style><a class=\"kb-button kt-button button kb-btn9869_21402b-16 kt-btn-size-standard kt-btn-width-type-auto kb-btn-global-fill kt-btn-has-text-true kt-btn-has-svg-true wp-block-kadence-singlebtn\" href=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/gesamtkatalog-2023-web-1-en-GB.pdf\" target=\"_blank\" rel=\"noreferrer noopener\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_arrowDownCircle kt-btn-icon-side-left\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><circle cx=\"12\" cy=\"12\" r=\"10\"\/><polyline points=\"8 12 12 16 16 12\"\/><line x1=\"12\" y1=\"8\" x2=\"12\" y2=\"16\"\/><\/svg><\/span><span class=\"kt-btn-inner-text\">Complete Catalog<\/span><\/a><\/div>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f, .wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}.wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"] a, .kt-adv-heading-link9725_17c71a-7f, .kt-adv-heading-link9725_17c71a-7f .kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"]{color:var(--global-palette9, #ffffff);}.wp-block-kadence-advancedheading.kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"] a:hover, .kt-adv-heading-link9725_17c71a-7f:hover, .kt-adv-heading-link9725_17c71a-7f:hover .kt-adv-heading9725_17c71a-7f[data-kb-block=\"kb-adv-heading9725_17c71a-7f\"]{color:var(--global-palette1, #3182CE);}<\/style>\n<p class=\"kt-adv-heading9725_17c71a-7f wp-block-kadence-advancedheading has-theme-palette-9-color has-text-color\" data-kb-block=\"kb-adv-heading9725_17c71a-7f\"><a href=\"https:\/\/ratiotherm.de\/en\/contact\/\"><strong>Contact us without obligation<\/strong><\/a><\/p>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_24b185-50{margin-top:var(--global-kb-spacing-xxl, 5rem);margin-bottom:var(--global-kb-spacing-5xl, 10rem);}.kb-row-layout-id9869_24b185-50 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_24b185-50 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_24b185-50 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:1400px;margin-left:auto;margin-right:auto;padding-top:0px;padding-right:24px;padding-left:24px;grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id9869_24b185-50 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id9869_24b185-50{margin-top:var(--global-kb-spacing-lg, 3rem);margin-bottom:var(--global-kb-spacing-lg, 3rem);}}@media all and (max-width: 1024px){.kb-row-layout-id9869_24b185-50 > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-md, 2rem);padding-left:var(--global-kb-spacing-md, 2rem);grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id9869_24b185-50 > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_24b185-50 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col,.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_3ecbe9-0e{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_3ecbe9-0e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_3ecbe9-0e\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading has-text-align-center eplus-wrapper\" style=\"line-height:1.2\">See for yourself<\/h2>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center eplus-wrapper\" style=\"line-height:1.2\">Our proven products in this sector<\/h3>\n\n\n<style>.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:102px;padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);}.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap > div:not(.added-for-specificity){grid-column:initial;}.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap{grid-template-columns:repeat(3, minmax(0, 1fr));}.kb-row-layout-id9869_fb557b-5f > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap{padding-top:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 1024px){.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap > div:not(.added-for-specificity){grid-column:initial;}}@media all and (max-width: 767px){.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap > div:not(.added-for-specificity){grid-column:initial;}.kb-row-layout-id9869_fb557b-5f > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id9869_fb557b-5f alignnone leistungsboxen-v2 is-animated-v2 wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-3-columns kt-row-layout-equal kt-tab-layout-two-grid kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{display:flex;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{min-height:0px;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col,.kadence-column9869_ea35f8-8e > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column9869_ea35f8-8e{align-self:flex-end;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_ea35f8-8e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col:before{opacity:0.01;background-color:var(--global-palette9, #ffffff);}.kadence-column9869_ea35f8-8e:hover > .kt-inside-inner-col:before{opacity:0.01;background-color:var(--global-palette9, #ffffff);background-image:none;}.kadence-column9869_ea35f8-8e{position:relative;}.kadence-column9869_ea35f8-8e, .kt-inside-inner-col > .kadence-column9869_ea35f8-8e:not(.specificity){margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;}@media all and (max-width: 1024px){.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{min-height:350px;flex-direction:column;justify-content:flex-end;}}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column9869_ea35f8-8e{align-self:flex-end;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_ea35f8-8e{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column9869_ea35f8-8e{align-self:flex-end;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_ea35f8-8e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}.kadence-column9869_ea35f8-8e > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_ea35f8-8e kb-section-has-link kb-section-has-overlay outer-section\" data-aos=\"zoom-out-up\" data-aos-duration=\"950\" data-aos-delay=\"200\" data-aos-once=\"true\"><div class=\"kt-inside-inner-col\">\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id11559_7a2bc0-b0{margin-top:0px;margin-bottom:0px;}.kb-row-layout-id11559_7a2bc0-b0 > .kt-row-column-wrap{align-content:end;}:where(.kb-row-layout-id11559_7a2bc0-b0 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:end;}.kb-row-layout-id11559_7a2bc0-b0 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-bottom:0px;min-height:380px;grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id11559_7a2bc0-b0{background-image:url('https:\/\/ratiotherm.de\/wp-content\/uploads\/schemaaufbau-pvt-kollektor-neu.png');background-size:auto 100%;background-position:50% 50%;background-attachment:scroll;background-repeat:no-repeat;}.kb-row-layout-id11559_7a2bc0-b0 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id11559_7a2bc0-b0 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id11559_7a2bc0-b0 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id11559_7a2bc0-b0 alignnone kt-row-has-bg inner-row is-animated-direct wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-bottom\">\n<style>.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{display:flex;}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{border-top:2px solid var(--global-palette7, #EDF2F7);border-right:2px solid var(--global-palette7, #EDF2F7);border-bottom:2px solid var(--global-palette7, #EDF2F7);border-left:2px solid var(--global-palette7, #EDF2F7);}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col,.kadence-column11559_bb78cb-55 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column11559_bb78cb-55{align-self:flex-end;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column11559_bb78cb-55{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{background-color:var(--global-palette1, #3182CE);}.kadence-column11559_bb78cb-55 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column11559_bb78cb-55{position:relative;}.kadence-column11559_bb78cb-55, .kt-inside-inner-col > .kadence-column11559_bb78cb-55:not(.specificity){margin-top:0px;margin-bottom:-72px;}@media all and (max-width: 1024px){.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{border-top:2px solid var(--global-palette7, #EDF2F7);border-right:2px solid var(--global-palette7, #EDF2F7);border-bottom:2px solid var(--global-palette7, #EDF2F7);border-left:2px solid var(--global-palette7, #EDF2F7);flex-direction:column;justify-content:flex-end;}}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column11559_bb78cb-55{align-self:flex-end;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column11559_bb78cb-55{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}}@media all and (max-width: 767px){.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{border-top:2px solid var(--global-palette7, #EDF2F7);border-right:2px solid var(--global-palette7, #EDF2F7);border-bottom:2px solid var(--global-palette7, #EDF2F7);border-left:2px solid var(--global-palette7, #EDF2F7);flex-direction:column;justify-content:flex-end;}.kt-row-column-wrap > .kadence-column11559_bb78cb-55{align-self:flex-end;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column11559_bb78cb-55{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column11559_bb78cb-55 > .kt-inside-inner-col{flex-direction:column;justify-content:flex-end;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column11559_bb78cb-55 kb-section-dir-vertical inner-section\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading11559_9221e4-56, .wp-block-kadence-advancedheading.kt-adv-heading11559_9221e4-56[data-kb-block=\"kb-adv-heading11559_9221e4-56\"]{margin-top:0px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading11559_9221e4-56 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading11559_9221e4-56[data-kb-block=\"kb-adv-heading11559_9221e4-56\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading11559_9221e4-56 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading11559_9221e4-56[data-kb-block=\"kb-adv-heading11559_9221e4-56\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h3 class=\"kt-adv-heading11559_9221e4-56 wp-block-kadence-advancedheading has-theme-palette-9-color has-text-color\" data-kb-block=\"kb-adv-heading11559_9221e4-56\">PVT Collector<\/h3>\n\n\n\n<p class=\"has-theme-palette-9-color has-text-color has-link-color wp-elements-460ef9f6cf6a14644540f4717fbd091f wp-block-paragraph\">New generation of solar collectors<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n<\/div><a href=\"https:\/\/ratiotherm.de\/en\/power-to-heat\/pvt-collector-technology\/\" class=\"kb-section-link-overlay\"><\/a><\/div>\n\n\n<style>.kadence-column9869_37ffe5-bf > .kt-inside-inner-col,.kadence-column9869_37ffe5-bf > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_37ffe5-bf > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_37ffe5-bf > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_37ffe5-bf > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_37ffe5-bf > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_37ffe5-bf{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_37ffe5-bf > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_37ffe5-bf > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_37ffe5-bf\"><div class=\"kt-inside-inner-col\"><\/div><\/div>\n\n\n<style>.kadence-column9869_a6759e-ae > .kt-inside-inner-col,.kadence-column9869_a6759e-ae > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column9869_a6759e-ae > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column9869_a6759e-ae > .kt-inside-inner-col{flex-direction:column;}.kadence-column9869_a6759e-ae > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column9869_a6759e-ae > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column9869_a6759e-ae{position:relative;}@media all and (max-width: 1024px){.kadence-column9869_a6759e-ae > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column9869_a6759e-ae > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column9869_a6759e-ae\"><div class=\"kt-inside-inner-col\"><\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id7904_8eb76e-dd{margin-top:var(--global-kb-spacing-xxl, 5rem);margin-bottom:var(--global-kb-spacing-xxl, 5rem);}.kb-row-layout-id7904_8eb76e-dd > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id7904_8eb76e-dd > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id7904_8eb76e-dd > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1290px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-xxl, 5rem);padding-bottom:var(--global-kb-spacing-xxl, 5rem);grid-template-columns:repeat(2, minmax(0, 1fr));}.kb-row-layout-id7904_8eb76e-dd > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-wrap.wp-block-kadence-rowlayout.kb-row-layout-id7904_8eb76e-dd{margin-top:var(--global-kb-spacing-lg, 3rem);margin-bottom:var(--global-kb-spacing-lg, 3rem);}}@media all and (max-width: 1024px){.kb-row-layout-id7904_8eb76e-dd > .kt-row-column-wrap{padding-top:var(--global-kb-spacing-lg, 3rem);padding-right:var(--global-kb-spacing-md, 2rem);padding-bottom:var(--global-kb-spacing-lg, 3rem);padding-left:var(--global-kb-spacing-md, 2rem);grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){.kb-row-layout-id7904_8eb76e-dd > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-sm, 1.5rem);padding-left:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id7904_8eb76e-dd alignnone has-theme-palette8-background-color kt-row-has-bg kontaktzeile wp-block-kadence-rowlayout\" id=\"kontaktzeile\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column7904_faa6fb-2e > .kt-inside-inner-col{padding-top:var(--global-kb-spacing-xs, 1rem);}.kadence-column7904_faa6fb-2e > .kt-inside-inner-col,.kadence-column7904_faa6fb-2e > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column7904_faa6fb-2e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column7904_faa6fb-2e > .kt-inside-inner-col{flex-direction:column;}.kadence-column7904_faa6fb-2e > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column7904_faa6fb-2e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column7904_faa6fb-2e{position:relative;}@media all and (max-width: 1024px){.kadence-column7904_faa6fb-2e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column7904_faa6fb-2e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column7904_faa6fb-2e\"><div class=\"kt-inside-inner-col\"><div class=\"wp-block-image contact-image is-style-rounded\">\n<figure class=\"aligncenter size-full is-resized has-custom-border\" id=\"wpi-image-d9d888\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/stephan-weinzierl-ratiotherm.png\" alt=\"Stephan Weinzierl Ratiotherm\" class=\"wp-image-6836\" style=\"border-radius:50%;aspect-ratio:1;object-fit:cover;width:230px\" srcset=\"https:\/\/ratiotherm.de\/wp-content\/uploads\/stephan-weinzierl-ratiotherm.png 300w, https:\/\/ratiotherm.de\/wp-content\/uploads\/stephan-weinzierl-ratiotherm-100x100.png 100w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-center contact-name wp-block-paragraph\" style=\"line-height:1.5\"><strong>Stephan Weinzierl<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center contact-position wp-block-paragraph\" style=\"line-height:1.5\">International sales<\/p>\n\n\n\n<p class=\"has-text-align-center contact-data wp-block-paragraph\"><strong><a href=\"tel:00498422997770\">+49 (0) 8422 9977-70<\/a><\/strong> | <a href=\"mailto:info@ratiotherm.de\"><strong>info@ratiotherm.de<\/strong><\/a><\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column7904_d0009e-37 > .kt-inside-inner-col,.kadence-column7904_d0009e-37 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column7904_d0009e-37 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column7904_d0009e-37 > .kt-inside-inner-col{flex-direction:column;}.kadence-column7904_d0009e-37 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column7904_d0009e-37 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column7904_d0009e-37{position:relative;}@media all and (max-width: 1024px){.kadence-column7904_d0009e-37 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column7904_d0009e-37 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column7904_d0009e-37\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading small eplus-wrapper\">Contact us without obligation<\/h2>\n\n\n<div class='fluentform ff-default fluentform_wrapper_8  ff_guten_block ff_guten_block-8 ffs_default_wrap'><form data-form_id=\"8\" id=\"fluentform_8\" class=\"frm-fluent-form fluent_form_8 ff-el-form-top ff_form_instance_8_1 ff-form-loading ffs_default\" data-form_instance=\"ff_form_instance_8_1\" method=\"POST\" ><fieldset  style=\"border: none!important;margin: 0!important;padding: 0!important;background-color: transparent!important;box-shadow: none!important;outline: none!important; min-inline-size: 100%;\">\n                    <legend class=\"ff_screen_reader_title\" style=\"display: block; margin: 0!important;padding: 0!important;height: 0!important;text-indent: -999999px;width: 0!important;overflow:hidden;\">Mini-Formular (englisch)<\/legend>        <div\n                style=\"display: none!important; position: absolute!important; transform: translateX(1000%)!important;\"\n                class=\"ff-el-group ff-hpsf-container\"\n        >\n            <div class=\"ff-el-input--label asterisk-right\">\n                <label for=\"ff_8_item_sf\" aria-label=\"Subscribe\">\n                    Subscribe                <\/label>\n            <\/div>\n            <div class=\"ff-el-input--content\">\n                <input type=\"text\"\n                       name=\"item_8__fluent_sf\"\n                       class=\"ff-el-form-control\"\n                       id=\"ff_8_item_sf\"\n                \/>\n            <\/div>\n        <\/div>\n                <input type=\"hidden\" id=\"__fluent_protection_token_8\" class=\"fluent-form-token-field\" name=\"__fluent_protection_token_8\">\n        <input type='hidden' name='__fluent_form_embded_post_id' value='9869' \/><input type=\"hidden\" id=\"_fluentform_8_fluentformnonce\" name=\"_fluentform_8_fluentformnonce\" value=\"8bce9f5352\" \/><input type=\"hidden\" name=\"_wp_http_referer\" value=\"\/en\/wp-json\/wp\/v2\/pages\/9869\" \/><div data-name=\"ff_cn_id_1\"  class='ff-t-container ff-column-container ff_columns_total_2 '><div class='ff-t-cell ff-t-column-1' style='flex-basis: 50%;'><div class='ff-el-group ff-el-form-hide_label'><div class=\"ff-el-input--label ff-el-is-required asterisk-right\"><label for='ff_8_input_text' id='label_ff_8_input_text' aria-label=\"Full name\">Full name<\/label><\/div><div class='ff-el-input--content'><input 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