{"product_id":"akfix-805p-pro-gap-filler-expanding-foam-sealant-low-expansion","title":"Akfix 805P PRO Gap Filler Expanding Foam Sealant - Low Expansion","description":"\u003cp\u003eIn this review of the Akfix 805P PRO Gap Filler Expanding Foam Sealant, the bottom line is simple: this is a practical choice for installers and DIYers who need a reliable, low-expansion polyurethane foam that fills large gaps and provides durable thermal and acoustic insulation. The product stands out for its higher yield and gun-compatible application, making it well suited to window and door installation, wall cavities and other jobs that demand quick, continuous coverage. The UL classification and waterproof, paintable versions make it useful both inside and out.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eGun-compatible application:\u003c\/strong\u003e The can is designed to be used with an applicator gun so output can be regulated for cleaner, easier application on frames, gaps and joints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eHigh yield:\u003c\/strong\u003e The single-component foam offers economical consumption with up to 45 litres yield depending on temperature and humidity, lowering material costs on larger jobs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable insulation:\u003c\/strong\u003e Once cured the rigid foam forms a continuous insulating layer that reduces thermal bridges and helps with sound insulation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLow expansion formula:\u003c\/strong\u003e The low expansion behaviour reduces the risk of excessive pressure around window and door frames while still filling irregular cavities well.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eEnvironmentally considered:\u003c\/strong\u003e The formulation contains no ozone-depleting propellant gases, which is beneficial for users concerned about environmental impact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Akfix 805P PRO is aimed at professional contractors and experienced DIYers who regularly install windows, doors or need to seal larger gaps and cavities. Its gun use and adjustable output suit users who prioritize control and a higher material yield on mid to large projects.\u003c\/p\u003e\n\u003cp\u003eUsers who need a ready-to-use squeeze canister or who require a foam specifically formulated for very high expansion or spray insulation of entire attics should look at other products; this one is optimized for low expansion, precise filling and gun application rather than blanket-spray insulation.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eGood spray quality with controllable output when used with an applicator gun, which reviewers noted flushes out well.\u003c\/li\u003e\n \u003cli\u003eEconomical usage because of the high yield, so one can covers more gaps per can under typical conditions.\u003c\/li\u003e\n \u003cli\u003eCreates a solid, rigid insulating layer that helps with both thermal and sound insulation once cured.\u003c\/li\u003e\n \u003cli\u003eDoes not use ozone-harming propellant gases, making it a more environmentally conscious choice.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eGun is required but not included, so buyers must own or purchase an applicator gun separately to get the stated benefits.\u003c\/li\u003e\n \u003cli\u003ePerformance can vary with temperature and humidity, so handling and storage require attention to the recommended ranges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct name\u003c\/td\u003e\n\u003ctd\u003e805P PRO Gap Filler Expanding Foam Sealant\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e12 x 24 oz cans (gun not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFoam type\u003c\/td\u003e\n\u003ctd\u003eSingle-component polyurethane, low expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eLight yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eYield\u003c\/td\u003e\n\u003ctd\u003eUp to 45 litres per can depending on conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eApplication temperature\u003c\/td\u003e\n\u003ctd\u003e28 F to 86 F (optimal can temp 68 F)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL classified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Akfix 805P PRO is a solid, cost-effective option for anyone needing a gun-applied, low expansion foam for window and door installation, gap filling and sound or thermal insulation. It delivers good spray quality, high yield and a durable cured foam, but shoppers should plan to use an applicator gun and follow the temperature guidance to get the best results.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a gun to use this foam?\u003c\/strong\u003e\u003cbr\u003eYes, the 805P PRO is intended for use with an applicator gun; the can screws onto the gun and the gun lets you regulate output and reuse the can between applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this foam be used outdoors?\u003c\/strong\u003e\u003cbr\u003eYes, there are paintable and waterproof versions suitable for outdoor areas and water-exposed installations, making it appropriate for exterior window and door sealing when finished correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I store and handle the cans?\u003c\/strong\u003e\u003cbr\u003eKeep cans at recommended temperatures, shake well before use, and always apply with the can upside down; fresh foam is removable with the manufacturer suggested cleaner.\u003c\/p\u003e","brand":"Akfix","offers":[{"title":"Default Title","offer_id":48177622155483,"sku":"B0DCJYXB6M","price":117.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41VcwgQ10RL.jpg?v=1769441409","url":"https:\/\/gearmusthave.com\/products\/akfix-805p-pro-gap-filler-expanding-foam-sealant-low-expansion","provider":"GearMustHave","version":"1.0","type":"link"}