{"id":118595,"date":"2026-02-13T14:51:49","date_gmt":"2026-02-13T14:51:49","guid":{"rendered":"https:\/\/winklerchimica.com\/impermeabilizzazione-liquida-riflettente\/"},"modified":"2026-03-26T17:38:38","modified_gmt":"2026-03-26T17:38:38","slug":"liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50","status":"publish","type":"post","link":"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/","title":{"rendered":"Liquid Waterproofing on a 1,000 m\u00b2 Roof: How Reflection Cuts Heat by 50"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Index<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/#Project_Requirements_and_Objectives\" >Project Requirements and Objectives<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/#Technical_Challenges_of_the_Residential_Roof\" >Technical Challenges of the Residential Roof<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/#The_Winkler_Solution_WINGUM_PLUS%C2%AE_H2O_REFLEX\" >The Winkler Solution: WINGUM PLUS\u00ae H2O REFLEX<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/#Certifications_and_Performance_Advantages\" >Certifications and Performance Advantages<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/#Results_and_Collaboration\" >Results and Collaboration<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/winklerchimica.com\/en\/liquid-waterproofing-on-a-1000-m%c2%b2-roof-how-reflection-cuts-heat-by-50\/#FAQ_%E2%80%93_Frequently_Asked_Questions\" >FAQ \u2013 Frequently Asked Questions<\/a><\/li><\/ul><\/nav><\/div>\n\n<h1 class=\"wp-block-heading\">Reflective Liquid Waterproofing: Case Study of a New Residential Roof in Turin<\/h1>\n\n\n\n<p>In today&#8217;s construction landscape \u2014 where energy efficiency, durability, and sustainable materials play an increasingly central role \u2014 waterproofing large roof surfaces has become a strategic phase of any building project<\/p>\n\n\n\n<p>For a major new residential construction site in Turin, the client opted for an advanced liquid waterproofing system capable of outperforming traditional bituminous membranes while contributing to improved indoor comfort through temperature reduction. Covering an area of approximately 1,000 m\u00b2, this intervention highlights how modern liquid-applied technologies can overcome geometric complexity, ensure long-term watertightness, and significantly reduce summer heat gain.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116250\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-1.webp\" alt=\"\" class=\"wp-image-116250\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-1.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-1-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-1-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116251\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-2.webp\" alt=\"\" class=\"wp-image-116251\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-2.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-2-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-2-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116254\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-3.webp\" alt=\"\" class=\"wp-image-116254\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-3.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-3-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-3-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116252\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-4.webp\" alt=\"\" class=\"wp-image-116252\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-4.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-4-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-4-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116255\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-5.webp\" alt=\"\" class=\"wp-image-116255\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-5.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-5-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-5-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116257\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-6.webp\" alt=\"\" class=\"wp-image-116257\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-6.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-6-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-6-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116258\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-7.webp\" alt=\"\" class=\"wp-image-116258\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-7.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-7-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-7-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116253\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-8.webp\" alt=\"\" class=\"wp-image-116253\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-8.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-8-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-8-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"116256\" src=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-9.webp\" alt=\"\" class=\"wp-image-116256\" srcset=\"https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-9.webp 1024w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-9-980x735.webp 980w, https:\/\/winklerchimica.com\/wp-content\/uploads\/2026\/02\/Cantiere-9-480x360.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Project_Requirements_and_Objectives\"><\/span>Project Requirements and Objectives<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The project required a waterproofing system that would:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Guarantee continuous, long-term waterproofing<\/li>\n\n\n\n<li>Reduce the roof&#8217;s thermal absorption<\/li>\n\n\n\n<li>Adapt to complex geometries (parapet walls, upstands, protrusions)<\/li>\n\n\n\n<li>Simplify installation, maintenance, and future repairs<\/li>\n\n\n\n<li>Provide a walkable, resistant base for photovoltaic systems<\/li>\n<\/ul>\n\n\n\n<p>The aim was to implement a forward-thinking, sustainable solution without relying on traditional bituminous membranes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Technical_Challenges_of_the_Residential_Roof\"><\/span>Technical Challenges of the Residential Roof<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Complex Geometries<\/h3>\n\n\n\n<p>The roof features several architectural complexities: parapets, upstands, and protruding elements. Torch-applied membranes in such areas create risks due to overlaps, weak points, and flame application. Liquid waterproofing was essential to ensure perfect continuity across all surfaces and safe, flame-free installation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Walkability and Load Resistance<\/h3>\n\n\n\n<p>Since the roof was designed to support photovoltaic systems, the waterproofing layer needed to be walkable, mechanically resistant, and durable without compromising structural integrity.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Winkler_Solution_WINGUM_PLUS%C2%AE_H2O_REFLEX\"><\/span>The Winkler Solution: WINGUM PLUS\u00ae H2O REFLEX<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The selected system is WINGUM PLUS\u00ae H<sub>2<\/sub>O REFLEX \u2014 Winkler&#8217;s white, reflective, elastomeric water-based liquid waterproofing membrane, designed to combine waterproofing performance with thermal efficiency.<\/p>\n\n\n\n<p>Key technical features:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Full waterproofing<\/strong> and resistance to prolonged ponding water.<\/li>\n\n\n\n<li>Up to 50% surface<strong> temperature reduction compared<\/strong> to dark roofs.<\/li>\n\n\n\n<li><strong>Forms a continuous<\/strong> &#8220;second skin&#8221; over parapets and architectural details.<\/li>\n\n\n\n<li><strong>Versatilit\u00e0 di posa<\/strong>: applicazione fluida che riveste muretti e dettagli architettonici come una &#8220;seconda pelle&#8221; continua.<\/li>\n\n\n\n<li>Water-based and solvent-free \u2014 ideal for residential environments.<\/li>\n\n\n\n<li>Excellent elasticity, UV resistance, and adhesion on a variety of substrates.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Certifications_and_Performance_Advantages\"><\/span>Certifications and Performance Advantages<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Quality Standards<\/h3>\n\n\n\n<p>The product complies with the most stringent international and national guidelines:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>EAD 030350-00-040 \u2014 European guideline for liquid-applied waterproofing systems<\/li>\n\n\n\n<li>UNI 11928-1 \u2014 Italian standard for liquid-applied membranes<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Reflectance Certifications<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SRI 108, certified by Istituto Giordano<\/li>\n\n\n\n<li>Cool Roof Rating Council (CRRC) rating, confirming high solar reflectance, high thermal emittance, and contribution to reducing the urban heat island effect<\/li>\n<\/ul>\n\n\n\n<p>These certifications validate the system as both a waterproofing solution and a true thermal shield.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Results_and_Collaboration\"><\/span>Results and Collaboration<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The intervention delivered:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A white, reflective, continuous membrane over 1,000 m\u00b2<\/li>\n\n\n\n<li>A perfectly watertight, joint-free surface<\/li>\n\n\n\n<li>Significant thermal improvements for the top-floor apartments<\/li>\n\n\n\n<li>A walkable, durable finish suitable for photovoltaic systems<\/li>\n<\/ul>\n\n\n\n<p>The client expressed full satisfaction with the results. Thanks to the quality of the intervention, the contractor became an official Winkler applicator, confirming confidence in the performance and reliability of the system.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ_%E2%80%93_Frequently_Asked_Questions\"><\/span>FAQ \u2013 Frequently Asked Questions<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">What are the advantages of liquid waterproofing compared to bituminous membranes? <\/h3>\n\n\n\n<p>Liquid solutions such as WINGUM PLUS\u00ae H2O REFLEX eliminate joints and overlaps, remove the need for flame-based installation, and adapt perfectly to parapets, pipes, and complex roof geometries<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">How does the white colour help reduce energy consumption?<\/h3>\n\n\n\n<p>With an SRI of 108, the membrane reflects a high portion of solar radiation, lowering roof surface temperature by up to 50% and enhancing indoor comfort.<br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Is the system suitable for supporting a photovoltaic installation?<\/h3>\n\n\n\n<p>Yes. It is designed to be walkable and mechanically resistant, making it ideal for installing and maintaining solar panels.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">What do the Istituto Giordano certification and CRRC rating certify?<\/h3>\n\n\n\n<p>They certify solar reflectance and thermal emittance, proving the system&#8217;s ability to contribute to passive cooling and energy efficiency.<br><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Roof underlayment waterproofing project in Turin using Winkler\u2019s WINGUM PLUS\u00ae H2O REFLEX. A high-performance reflective liquid solution designed to reduce roof temperature and improve indoor comfort.<\/p>\n","protected":false},"author":11,"featured_media":118593,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1318],"tags":[],"class_list":["post-118595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-projects"],"_links":{"self":[{"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/posts\/118595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/comments?post=118595"}],"version-history":[{"count":6,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/posts\/118595\/revisions"}],"predecessor-version":[{"id":122169,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/posts\/118595\/revisions\/122169"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/media\/118593"}],"wp:attachment":[{"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/media?parent=118595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/categories?post=118595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/winklerchimica.com\/en\/wp-json\/wp\/v2\/tags?post=118595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}