{"product_id":"canopus-sound-deadening-mat-50-mil-36-sqft-heavy-duty-noise-control","title":"CANOPUS Sound Deadening Mat 50 mil 36 sqft - Heavy Duty Noise Control","description":"\u003cp\u003eIn this review of the CANOPUS Sound Deadening Mat, the bottom line is straightforward: this pack is for car owners and installers who need a durable, heavy-duty butyl mat that noticeably reduces road noise and vibration. The reviewer found the 50 mil thickness delivers the most tangible reduction in rattles and ambient sound among similar materials, and the 18-sheet pack covers multiple panels for door, trunk, floor or ceiling installation. It is presented as a practical, long-lasting option for audio upgrades or general cabin quieting.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e50 mil thickness:\u003c\/strong\u003e Provides a substantial mass layer that blocks and absorbs road noise and reduces panel vibration for clearer cabin sound.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable butyl construction:\u003c\/strong\u003e The butyl composition resists breakdown so the mat remains effective over time after installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSelf-adhesive backing:\u003c\/strong\u003e Sticks firmly to cleaned metal and composite surfaces to avoid peeling and maintain long-term contact.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePack of 18 sheets:\u003c\/strong\u003e Offers enough coverage and multiple pieces for cutting to fit doors, trunk areas, floors and ceilings without excessive seams.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMess-free installation:\u003c\/strong\u003e Designed for clean application when panels are prepped and rolled, reducing installation time and cleanup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe CANOPUS mat is best for hobbyist installers, car audio enthusiasts and DIY mechanics who want a noticeable reduction in cabin noise and vibration without specialist adhesives or complex materials. It suits vehicles where added mass and damping around door skins, trunk lids or floor pans will improve audio clarity or reduce rattles.\u003c\/p\u003e\n\u003cp\u003eThose who need an ultra-thin or decorative finish for interior trim, or who prefer liquid-applied soundproofing, should look elsewhere; this product is focused on dense, butyl-based damping and adds measurable mass rather than a cosmetically hidden layer.\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\u003eHigh effectiveness at reducing vibration and ambient noise due to the 50 mil thickness.\u003c\/li\u003e\n \u003cli\u003eGood adhesive performance that makes installation straightforward when surfaces are cleaned.\u003c\/li\u003e\n \u003cli\u003eDurable butyl material that feels substantial and not flimsy once applied.\u003c\/li\u003e\n \u003cli\u003eMultiple sheets in the pack simplify coverage for several panels or multiple projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eThicker sheets add weight and may be more difficult to fit in tight trim areas compared with thinner alternatives.\u003c\/li\u003e\n \u003cli\u003eRequires careful surface prep and a roller for best results, so installation is not entirely tool-free.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCANOPUS\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eButyl\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003e50 mil\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCoverage\u003c\/td\u003e\n\u003ctd\u003e36 sqft (pack of 18 sheets)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eSelf-adhesive car trunk, door, floor, ceiling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe CANOPUS 50 mil sound deadening mat is a solid, value-oriented choice for anyone wanting measurable noise and vibration reduction during a car audio upgrade or cabin quieting project. It pairs a heavy-duty butyl compound with reliable adhesion and enough sheets to cover multiple panels, making it worth choosing when mass and damping matter more than absolute thickness economy.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit inside door panels?\u003c\/strong\u003e\u003cbr\u003eYes, the pack contains multiple sheets that can be cut to size for door skins, though the 50 mil thickness is thicker than some alternatives so careful trimming is needed for tight spaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need special tools to install?\u003c\/strong\u003e\u003cbr\u003eBasic tools suffice: a sharp utility knife and a roller are recommended for clean, long-lasting adhesion and to remove air pockets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the adhesive permanent?\u003c\/strong\u003e\u003cbr\u003eThe self-adhesive butyl is designed for long-term bonding when applied to a clean surface; thorough surface prep improves permanence.\u003c\/p\u003e","brand":"CANOPUS","offers":[{"title":"Default Title","offer_id":48197159715035,"sku":"B0CFW2V2QL","price":47.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71XaTgt-2pL._AC_SL1500.jpg?v=1770234134","url":"https:\/\/gearmusthave.com\/products\/canopus-sound-deadening-mat-50-mil-36-sqft-heavy-duty-noise-control","provider":"GearMustHave","version":"1.0","type":"link"}