Roof & Gutter Sealant is a premium quality butyl based sealant and adhesive that provides instant, permanent weatherproofing to a wide variety of roofing applications. Adheres to most common roofing materials such as bitumen, asphalt, felt, metals and wood. BENEFITS - Incorporates polymer additives to improve adhesion. - Can be applied in wet conditions, even under heavy rain. - Semi-drying - remains permanently elastic beneath surface skin. - High solids formulation - excellent gap filling properties without shrinkage. - Excellent external weathering properties. AREAS FOR USE - Fills and seals gaps/cracks in most roofing applications. - Bonds to concrete, roofing felt, lead, zinc and masonry. - For bedding tiles, slates and flashing into position. - Joint sealing on gutters and down pipes. - Sticking down loose roofing felt. - Joint sealing between corrugated asbestos cement and iron sheeting etc.