W910BLF3 3" Lead Free WAF Silent Check. The NIBCO cast iron sliding disc check valve is wafer style to fit between standard flanges. Wafer checks may be installed in horizontal positions (or vertical with flow moving up). Choose NIBCO check valves for the most specified. versatile and econ... - W910BLF3 3" Lead Free WAF Silent Check.
NLN10XJ 5" Lead Free Wafer Silent Check. The NIBCO lead-free wafer style silent check valve is spring actuated with renewable bronze seat and disc. The spring return reduces noise for quiet operation. Check valves prevent backflow by automatically closing when fluid reverses direction.... - NLN10XJ 5" Lead Free Wafer Silent Check.
F918B4 4" Flange Check. The NIBCO cast iron check valve features flanged end connections for easy installation. It is equipped with a bolted bonnet for maintenance accessibility. Swing checks may be installed in horizontal positions (or vertical with flow moving up). Choose... - F918B4 4" Flange Check.