Roof Sealant Waterproof for Roofing Felt and Gutter, Adhesive Black Liquid Rubber Stops Leaks & Weatherproof (310ML)

SIMPLE & SAFE - Non-toxic when cured. Supplied in a 310ML cartridge for easy application with a standard caulking gun. Ensure the surface is clean and dry before use HIGH-GRAB ADHESION - Roof sealant bonds exceptionally well to brick, concrete, lead, zinc, ceramic, and insulation panels WATERPROOF - Butyl-Based Sealant provides outstanding water resistance for roofings. Perfect for sealing leaks and weatherproofing roofs, gutters, roofing felts, chimneys, and more ASPHALT SURFACES - Specifically formulated for sealing cracks, joints and minor repair areas on asphalt and bitumen roofing to help prevent water ingress and further surface deterioration MULTIPLE ROOF APPLICATIONS - Suitable for sealing joints, seams and repair areas on asphalt and bitumen roofing felt, gutters, flat and low-slope roofs, caravan and motorhome roofs, chimney bases, vents, flashing and pipe outlets PACKAGING NOTICE - Due to the filling and packaging process of this highly viscous bitumen sealant, minor dark residue or staining may occasionally be visible around the bottom of the cartridge. This is a normal product characteristic and does not indicate active leakage, cartridge failure, or loss of product.