SharkBite Max check valves are spring-loaded and designed to prevent the reverse flow of water
mouth-watering taste
Ferrous Sulfate
compact design that is easy to use with less fatigue
may be drilled
Masonry Waterproofer, Clear, 1-Gal. Ethical Pet SharkBite Max check valves areDrylock, gallon, clear, non pigmented masonry waterproofer, specifically formulated for use on bare masonry floor & wall surfaces, patent pending technology provides a durable, waterproof, easy to clean, non yellowing high gloss finish, it's perfect for waterproofing interior & exterior concrete floors, poured concrete walls, split faced block, concrete & cinder block, stone, brick, stucco & pre cast decorative items, environmentally safe green