Car Builders Seal-It Black Sealant 11mm x 6mm, 11m roll Car Builders Seal-It is a self-adhesive, butyl-based sealing material that is flexible and waterproof. It adheres to a wide range of materials, is effectively adhesive to metal, plastic and glass and is useful as a bonding agent. It is non-curing and remains flexible and will form back into itself like a gum. It is resistant to extreme temperatures, suitable for applications from -50°C to +130°C. Use Car Builders Seal it in doors trim membranes, sealing headlights, sealing seams and joints on vehicles and to reduce rattles and seal between panels. Behind the trim panels, carpet and boot mats on your classic vehicle lay the benefits of using the range of car builder products from Repco. Products such as sound deadener, waterproof underlay and wiring loom tape enable you to minimise drumming, noise, and heat transfer to provide a comfortable and insulated ride. Tested and backed by industry professionals make the Repco range of quality Car Builder products your first choice when it comes to heat and sound insulation. Don't let the drone of road noise overtake the sweet sounds of your V8 or hot 6 when using the right insulating products from Repco.