Specification Brand : WUWENKK BulletPoint1 : 【Industrial-Strength Adhesion】Engineered with aerospace-grade butyl compound maintaining permanent tack from -40°F to 200°F. Outperforms standard tapes in peel strength (23.6psi) and elongation rate (800%), ensuring lifetime seal on metal/glass/plastic surfaces. BulletPoint2 : 【3-Minute Waterproof Seal】Pre-cut 8mm diameter with wax release paper. Simply warm,press & seal - creates instant moisture barrier for headlights/windshields/boat fittings. 85% users achieve leak-free results on first attempt (2023 lab test data). BulletPoint3 : 【All-Weather Warrior】UV-resistant polymer matrix withstands direct sunlight, salt spray, and extreme temperature cycling. Passed 2000hr QUV accelerated weathering test - 3x longer protection than automotive OEM standards. BulletPoint4 : 【Multi-Surface Problem Solver】Seals 95% of automotive & marine gaps (3-12mm). Ideal for: LED headlight retrofitting > RV roof repair > Boat window sealing > Truck door insulation. Includes 5 professional application guides. BulletPoint5 : 【Trusted by Pros】Adopted by 12+ US auto shops & marine service centers. Backed by 36-month performance warranty. Kit includes: 13ft butyl rope + 4 alcohol pads + Notched silicone spreader (hidden bonus tool for smooth finishing). BulletPoint6 : Good insulation properties: The aluminum foil layer of the tape provides good thermal insulation properties, which makes it suitable for use in HVAC systems and other applications that require thermal insulation. BulletPoint7 : Flame retardant: Butyl Rubber Aluminum Foil Tape is flame retardant, which means it can resist the spread of flames. This feature makes the tape suitable for use in applications where fire safety is a concern. BulletPoint8 : Easy to use: This tape is easy to use and can be torn by hand. It can also be cut into various shapes and sizes according to needs, making it suitable for various sealing, fixing, and packaging requirements. Color : Black CompatibleMaterial : Plastic CompatibleMaterial1 : Metal CompatibleMaterial2 : Glass CompatibleMaterial3 : Alloy Steel CompatibleMaterial4 : Metal CompatibleMaterial5 : Rubber CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 0699956376620 ExternallyAssignedProductIdentifier2 : 699956376620 ExternallyAssignedProductIdentifier3 : 0724235018066 ExternallyAssignedProductIdentifier4 : 0712392846868 IncludedComponents : Butyl Rope ItemDisplayDimensions_Height : 50 centimeters ItemDisplayDimensions_Length : 100 centimeters ItemDisplayDimensions_Width : 100 centimeters ItemName : WUWENKK Pro Grade Butyl Sealant Tape 8mm x 13Ft - Waterproof Automotive Sealer for Windshield/Headlights/RV/Marine - Permanent Adhesive with UV & Weather Resistance (Dia 8mm x 16.4Ft) ItemPackageDimensions_Height : 23.7998 centimeters ItemPackageDimensions_Length : 2.8956 centimeters ItemPackageDimensions_Width : 23.5966 centimeters ItemPackageQuantity : 5 ItemTypeKeyword : butyl-tape LowerTemperatureRating : -40 degrees_celsius Manufacturer : WUWENKK Material : Rubber Material1 : Rubber Material2 : Aluminum ModelNumber : 5800B NumberOfItems : 1 PackageLevel : unit PartNumber : WK003 ProductDescription : WUWENKK Pro Grade Butyl Sealant Tape 8mm x 13Ft - Waterproof Automotive Sealer for Windshield/Headlights/RV/Marine - Permanent Adhesive with UV & Weather Resistance
[Technical Superiority] - Molecular Structure: Isobutylene-isoprene copolymer with 62% mineral fillers - Tensile Strength: 0.78MPa (ASTM D412) - Vapor Permeability: <0.05g/m²·24hr (ASTM E96) - Fire Rating: UL94 HB Certified