{"product_id":"stanley-f-990p-supercoat-spray-foam-insulation-reliable-closed-cell","title":"STANLEY F 990P Supercoat Spray Foam Insulation - Reliable Closed Cell","description":"\u003cp\u003eIn this review the STANLEY F 990P Supercoat Spray Foam Insulation is assessed for contractors and competent DIYers who need a high-performance closed cell spray foam for thermal and sound control. The bottom line: it delivers a dense, monolithic polyurethane barrier with a strong R-value and Class-A fire performance, so it is best for projects where insulation continuity, moisture resistance and flame spread classification matter. The review focuses on on-site use with a gun (gun not included), typical coverage per 27.1 oz can, and real-world handling and application notes.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced polyurethane insulation:\u003c\/strong\u003e Provides both thermal and sound insulation in one material, useful for walls, roofs and vehicle interiors where both properties are desired.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless monolithic application:\u003c\/strong\u003e Fills gaps and forms a continuous air and moisture barrier that reduces thermal bridging compared with boards and loose fill.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh thermal performance:\u003c\/strong\u003e Offers an effective R-value of 5.66 per inch and a low thermal conductivity of 0.025 W\/(m.K) to maintain steady indoor temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile adhesion and finish:\u003c\/strong\u003e Bonds to a wide range of surfaces and can be trimmed or painted after curing to match finishes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass-A fire rated:\u003c\/strong\u003e Meets ASTM E84 criteria for flame spread and smoke development, adding a layer of safety for commercial and residential installs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe STANLEY Supercoat is aimed at professionals and experienced DIYers tackling cavity fills, rim joist sealing, vehicle conversions or marine patch insulation where a robust closed cell foam is required. Its gun-applied format suits users who already have a compatible application gun and value consistent bead control and coverage.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for casual users without a dispensing gun or for very large area continuous insulation projects where industrial bulk systems are more economical; those users should consider other bulk spray foam contractors or board-style insulation options.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh R-value per inch delivers solid thermal performance in thin cavities.\u003c\/li\u003e\n\u003cli\u003eCreates a monolithic air and moisture barrier that reduces drafts and pest entry points.\u003c\/li\u003e\n\u003cli\u003eClass-A fire rating improves safety credentials for many building applications.\u003c\/li\u003e\n\u003cli\u003eCan be trimmed and painted after cure, making it usable for visible repairs and finishes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCoverage and spray quality are reported as mixed by users, so achieving uniform density can require practice.\u003c\/li\u003e\n\u003cli\u003eSold in gun-use cans only; the dispensing gun is not included, which adds to initial cost for occasional users.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eClosed cell spray foam insulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e27.1 oz can, gun use (gun not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoverage\u003c\/td\u003e\n\u003ctd\u003eCovers up to 240 sq.ft. per 12-pack at recommended thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR-Value\u003c\/td\u003e\n\u003ctd\u003e5.66 per inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal conductivity\u003c\/td\u003e\n\u003ctd\u003e0.025 W\/(m.K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFire rating\u003c\/td\u003e\n\u003ctd\u003eClass-A (ASTM E84)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe STANLEY F 990P Supercoat is a strong choice for professionals and serious DIYers who need a compact, gun-applied closed cell foam with excellent R-value and a Class-A fire rating. It represents good value when used on targeted jobs where its monolithic sealing and moisture resistance shine, but occasional users should factor in the additional cost of a compatible application gun.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo these cans require a special applicator gun?\u003c\/strong\u003e\u003cbr\u003eYes, the product is designed for gun use and the dispensing gun is not included, so you will need a compatible spray foam gun to apply it correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the cured foam be painted?\u003c\/strong\u003e\u003cbr\u003eYes, once fully cured the foam can be trimmed and painted to match surrounding finishes for visible repairs or cosmetic work.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this suitable for exterior marine use?\u003c\/strong\u003e\u003cbr\u003eThe closed cell structure resists water and pests and can be used on boat repairs, but follow marine-specific preparation and coatings for prolonged exposure to saltwater and UV.\u003c\/p\u003e","brand":"STANLEY","offers":[{"title":"Default Title","offer_id":48232505868507,"sku":"B0DQPSW6T7","price":164.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71WtL7qkPUL._SL1500.jpg?v=1770731853","url":"https:\/\/gearmusthave.com\/products\/stanley-f-990p-supercoat-spray-foam-insulation-reliable-closed-cell","provider":"GearMustHave","version":"1.0","type":"link"}