{"product_id":"dowsil-781-acetoxy-cure-glazing-sealant-310ml","title":"Dowsil 781 Acetoxy Cure Glazing Sealant 310ml","description":"\u003cp\u003eDowsil 781 Acetoxy Cure Glazing Sealant 310ml is a one‑part, fast‑curing, high‑modulus silicone sealant designed for professional glazing, cladding and general building applications. This dowsil 781 acetoxy cure glazing sealant 310ml formulation provides excellent adhesion to a wide range of materials, including glass, metal, painted surfaces and composite boards, making it suitable for both internal and external sealing tasks.\u003c\/p\u003e\n\n\u003cp\u003eIts high‑modulus profile delivers strong joint stability and excellent mechanical performance, ideal for perimeter glazing, weather sealing of sheet cladding and draught proofing. The fast acetoxy cure allows installers to work efficiently, reducing downtime and enabling quicker handling in busy installation environments. Dowsil 781 conforms to ISO 11600‑F\u0026amp;G‑20LM, ensuring reliable movement capability and long‑term durability in demanding building conditions.\u003c\/p\u003e\n\n\u003cp\u003eThe sealant is resistant to ozone, ultraviolet radiation and temperature extremes, ensuring long‑term performance in exposed environments. Its combination of high strength, elasticity and substrate compatibility makes it a dependable choice for contractors working across glazing, façade and general sealing applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eHigh strength\u003c\/li\u003e\n\u003cli\u003eGood elasticity\u003c\/li\u003e\n\u003cli\u003eConforms to ISO 11600‑F\u0026amp;G‑20LM\u003c\/li\u003e\n\u003cli\u003eResistant to ozone, ultraviolet radiation and temperature extremes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Applications for Dowsil 781 Acetoxy Cure Glazing Sealant 310ml\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eGlazing — perimeter glazing, glass‑to‑frame joints and weather seals\u003c\/li\u003e\n\u003cli\u003eCladding — sheet cladding interfaces and external weatherproofing\u003c\/li\u003e\n\u003cli\u003eDraught proofing — sealing gaps around windows, frames and building elements\u003c\/li\u003e\n\u003cli\u003eGeneral internal sealing — painted surfaces, composite boards and metal interfaces\u003c\/li\u003e\n\u003cli\u003eBuilding maintenance — refurbishment sealing and replacement glazing work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow to Apply Dowsil 781 Acetoxy Cure Glazing Sealant 310ml\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eSurface preparation — ensure substrates are clean, dry and free from dust, oils and contaminants\u003c\/li\u003e\n\u003cli\u003eCartridge setup — cut the nozzle to the required bead size and load into a standard sealant gun\u003c\/li\u003e\n\u003cli\u003eApplying the bead — apply a continuous bead with steady pressure, ensuring full joint contact\u003c\/li\u003e\n\u003cli\u003eTooling the joint — smooth immediately to achieve a uniform finish and proper adhesion\u003c\/li\u003e\n\u003cli\u003eCuring guidance — allow full cure before exposing the joint to movement, weather or cleaning cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFAQs for Dowsil 781 Acetoxy Cure Glazing Sealant 310ml\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eIs it suitable for glazing applications? — yes, it is specifically designed for perimeter glazing and glass‑to‑frame joints\u003c\/li\u003e\n\u003cli\u003eDoes it adhere to painted surfaces? — yes, it bonds well to painted aluminium, coated metals and composite boards\u003c\/li\u003e\n\u003cli\u003eIs it resistant to weathering? — yes, it withstands UV, ozone and temperature extremes for long‑term durability\u003c\/li\u003e\n\u003cli\u003eWhat is the curing type? — it is an acetoxy cure silicone with fast skin formation\u003c\/li\u003e\n\u003cli\u003eIs it suitable for cladding interfaces? — yes, it is ideal for weather sealing of sheet cladding and façade joints\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003ca href=\"https:\/\/www.dow.com\/en-us\/pdp.dowsil-781-acetoxy-silicone.03295036h.html\" rel=\"noopener\" target=\"_blank\"\u003eFor further information on this product, please click the link to visit the Manufacturer’s website.\u003c\/a\u003e\u003c\/p\u003e","brand":"Dowsil","offers":[{"title":"Clear","offer_id":49173864481110,"sku":"3295036","price":9.51,"currency_code":"GBP","in_stock":true},{"title":"White","offer_id":49173864546646,"sku":"3295231","price":9.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/2846\/7030\/files\/dowsil781.png?v=1778594092","url":"https:\/\/alscoltd.co.uk\/products\/dowsil-781-acetoxy-cure-glazing-sealant-310ml","provider":"Alsco Ltd","version":"1.0","type":"link"}