Henry HE208R004, Liquid, Black Industrial Sealant, 11 fl oz

Henry Rubber Modified Roof Cement is a durable, rubberized asphalt sealant designed for fast, effective repairs on a variety of roof surfaces. This 10.1 oz. cartridge pack offers a strong, flexible seal that stops leaks instantly, even in standing water, making it ideal for emergency repairs. The fibered, paste-form black sealant adheres to wet or dry surfaces and is suitable for use on composition, smooth, and mineral cap sheet, asphalt-coated, SBS-modified, metal, and masonry roofs. It also repairs leaks in shingles, concrete, gutters, around chimneys, and eaves. With 100% wet surface adhesion per ASTM D3409 and no blistering, sagging, or sliding per ASTM D4586, this trowel-grade black sealing liquid is easy to apply with a trowel or putty knife. The product features a flammability rating of 2, a flash point of 120°F, and a VOC content of 250 g/l. Its strong petroleum solvent scent and long-lasting, pliable finish make it a reliable choice for both professional contractors and DIY homeowners seeking a high-performance asphalt sealant for indoor repairs.