{"product_id":"gacoroof-gr16-silicone-roof-coating","title":"GacoRoof GR16 Silicone Roof Coating (White \/ Grey)","description":"\u003cp\u003e\u003cstrong\u003eGacoRoof GR16 Series\u003c\/strong\u003e is a single-component, elastomeric, air-dry silicone roof coating that can be applied year-round on properly prepared substrates.\u003c\/p\u003e\n\n\u003cp\u003eIt is designed as a protective coating to \u003cstrong\u003eseal and repair existing roofs\u003c\/strong\u003e and protect against leaks and severe weather. GacoRoof withstands ponding water and UV exposure. White GR1600 meets Energy Star and Cool Roof Rating Council requirements, and the coating meets ASTM D6694.\u003c\/p\u003e\n\n\u003cdiv style=\"background-color: #fdf2f2; border-left: 5px solid #dc2626; padding: 15px; margin: 20px 0;\"\u003e\n  \u003cp style=\"margin: 0; font-weight: bold; color: #991b1b;\"\u003e⚠️ IMPORTANT COVERAGE NOTICE:\u003c\/p\u003e\n  \u003cp style=\"margin: 5px 0 0 0; color: #7f1d1d;\"\u003eAt \u003cstrong\u003e3.8 L per 9.3 m²\u003c\/strong\u003e you get about 11 mil dry film on smooth surfaces. That is roughly \u003cstrong\u003e9.3 m² per 3.8 L tin\u003c\/strong\u003e and \u003cstrong\u003e46 m² per 18.9 L pail\u003c\/strong\u003e per coat. A minimum \u003cstrong\u003e22 mil dry film\u003c\/strong\u003e is required, so smooth roofs need two coats (about 23 m² per pail), lightly textured roofs three, and heavily textured roofs four.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eWhy Contractors Choose GacoRoof GR16:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eYear-Round Application:\u003c\/strong\u003e Apply on properly prepared substrates in any season.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWithstands Ponding Water:\u003c\/strong\u003e Permanently withstands ponding water and UV exposure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCool Roof Performance:\u003c\/strong\u003e White GR1600 has 85% reflectance and 88% emittance, and the coating is Class A fire rated.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStrong Adhesion:\u003c\/strong\u003e Excellent adhesion to metal, aged asphaltic roofs, concrete and aged single-ply membranes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications \u0026amp; Substrates:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetal Roofs:\u003c\/strong\u003e Seals and protects metal roofing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAged Asphaltic Roofs:\u003c\/strong\u003e White GR1600 only.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConcrete:\u003c\/strong\u003e Excellent adhesion to concrete.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle-Ply Membranes:\u003c\/strong\u003e Aged single-ply membrane roofs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"background-color: #f0fdf4; border-left: 5px solid #16a34a; padding: 15px; margin: 20px 0;\"\u003e\n  \u003cp style=\"margin: 0; font-weight: bold; color: #14532d;\"\u003e🛠️ SUBSTRATE \u0026amp; PRIMING SPECIFICATIONS:\u003c\/p\u003e\n  \u003cul style=\"margin: 5px 0 0 0; padding-left: 20px; color: #14532d;\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAsphaltic Roofs:\u003c\/strong\u003e On aged asphaltic roofs use \u003cstrong\u003ewhite GR1600 only\u003c\/strong\u003e. Non-white colours can cause blistering and failure and are not warrantable. Do not wash asphaltic roofs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMetal \u0026amp; Single-Ply:\u003c\/strong\u003e An anti-corrosive metal primer may be used on ferrous metal roofs. On single-ply roofs, power scrub and power wash until clean. An adhesion test kit is recommended.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUnsuitable Surfaces:\u003c\/strong\u003e Not for roofs of individual asphalt shingles. Recoat only with GacoRoof, never with acrylic, urethane or Hypalon coatings.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eApplication Specifications:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMixing \u0026amp; Thinning:\u003c\/strong\u003e Power mix before application and do not use a paint shaker. Do not thin the product.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication Rate:\u003c\/strong\u003e Build to a minimum 22 mil dry film. Alternate colours on successive coats to help ensure complete coverage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDry Time:\u003c\/strong\u003e Allow the first coat to dry for 3-12 hours, then apply the second as soon as the first can be safely walked on.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- Professional PDF Download Section Start --\u003e\n\u003cdiv style=\"background-color: #f8fafc; border: 1px solid #e2e8f0; border-radius: 6px; padding: 20px; margin-top: 30px; text-align: center;\"\u003e\n  \u003cp style=\"margin: 0 0 12px 0; font-weight: bold; font-size: 16px; color: #1e293b;\"\u003eTechnical Documentation \u0026amp; Specifications\u003c\/p\u003e\n  \u003cp style=\"margin: 0 0 20px 0; font-size: 14px; color: #64748b;\"\u003eDownload the manufacturer's product data sheet including coverage, substrate priming specifications and application instructions.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0250\/7948\/0404\/files\/gacoroof-gr16-data-sheet.pdf\" target=\"_blank\" style=\"display: inline-block; background-color: #065f46; color: #ffffff; padding: 12px 24px; font-weight: bold; font-size: 14px; text-decoration: none; border-radius: 4px; transition: background-color 0.2s ease;\"\u003e\n    📄 Download Product Data Sheet (PDF)\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\u003c!-- Professional PDF Download Section End --\u003e","brand":"GacoFlex","offers":[{"title":"3.8 L tin \/ Grey","offer_id":59666339234140,"sku":"DUR\/GAC\/ROO\/001","price":79.0,"currency_code":"EUR","in_stock":true},{"title":"3.8 L tin \/ White","offer_id":59666339266908,"sku":"DUR\/GAC\/ROO\/002","price":79.0,"currency_code":"EUR","in_stock":true},{"title":"18.9 L pail \/ White \/ Grey (confirm)","offer_id":59666339299676,"sku":"DUR\/GAC\/ROO\/189","price":282.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/7948\/0404\/files\/gacoroof-silicone-roof-coating-pail.webp?v=1793141082","url":"https:\/\/www.mybuildonline.com\/products\/gacoroof-gr16-silicone-roof-coating","provider":"My Build Online","version":"1.0","type":"link"}