The polypropylene Bolted Valve by Green Leaf is designed for fluid flow applications on equipment that transfers fluid like sprayers, pumps, hoses, bulk tanks and many other applications. Green Leaf ball valves have been designed for commercial usage. All Green Leaf bolted valves maintain great chemical resistance and are made from high strength custom blended fiberglass filled polypropylene with Teflon seats and stem bushings for smooth operation, and use stainless steel bolts and nuts making them corrosion resistant. Replacement parts and accessories for our ball valves include straight mounting bracket, and 90 degree mounting bracket.