Cast Iron Swing Check Valves, Sizes 2-12 IN - Series 411

Watts Series 411 cast iron swing check valves are engineered for commercial and municipal water systems provides dependable protection against reverse flow in potable water applications. Each valve features a rugged cast iron body with flanged connections and a full-port design to minimize pressure drop and optimize flow efficiency. The lead-free bronze disc and seat enhance corrosion resistance and extend service life, ensuring long-term reliability. Fully compliant with AWWA C508 and NSF 61 standards, these valves are ideal for maintaining water quality and system integrity across a range of pipe sizes from 2 inches to 12 inches.