• Check Valve - Iron, Fire Protection, Grooved, KG-900-W-350

    The twin disc check valve is grooved end style. Grooved silent check valves may be installed in horizontal positions (or vertical with flow moving up). This valve is listed by Underwriters Laboratories of the US and Canada (UL/ULC) and FM Approved. Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® check valves, for the most specified, versatile and economical valve option in commercial, mechanical, fire protection and industrial applications. NIBCO® check valves are backed by the NIBCO 5-year 125% limited warranty.

  • Check Valve - Lead-Free*, Iron, Fire Protection, Wafer Style, KW-900-W-LF

    The check valve is wafer style to fit between standard flanges. The twin disc check valve includes renewable bronze discs. Wafer checks may be installed in horizontal positions (or vertical with flow moving up). Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® check valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. NIBCO® check valves are backed by the NIBCO 5-year 125% limited warranty.

  • Check Valve – Lead-Free*, PTFE Seat Disc, Press Ends, PC413-Y-LF

    The NIBCO® Press System® check valve features a screw-in bonnet for accessibility to repair or replace parts. Swing check valves may be installed in horizontal positions (or vertical with flow moving up). Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. The NIBCO® Press System® is user friendly, quick and easy to install. When properly crimped a unique "N" witness mark is clearly visible. The lead free HydraPure™ Performance Bronze™ ball valve is specifically designed for use in systems that deliver water for human consumption. Please refer to NIBCO technical data sheets and catalogs for engineering and installation information. NIBCO® Press System® applies the proven performance of press technology to NIBCO valves and fittings -- the most specified flow control products in the industry. The NIBCO® Press System® features a full range of precision engineered copper fittings, bronze valves, accessories, pressing tools, jaws and chains. NIBCO® Press System® valves are backed by a 5-year limited warranty. Because of its longstanding reputation for innovation and precision in design and manufacturing, NIBCO is the preferred brand in the industry.

  • S-413-Y-LF Check Valve – Lead-Free*, PTFE Seat Disc, Solder

    The NIBCO® check valve features a screw-in bonnet for accessibility to repair or replace parts. Swing check valves may be installed in horizontal positions (or vertical with flow moving up). Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® valves for the most specified, versatile and economical valve option in commercial and residential applications. NIBCO® valves are backed by the NIBCO INC. 5-year 125% limited warranty.

  • T-413-Y-LF Check Valve – Lead-Free*, PTFE Seat Disc, Threaded

    The NIBCO® check valve features a screw-in bonnet for accessibility to repair or replace parts. Swing check valves may be installed in horizontal positions (or vertical with flow moving up). Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® valves for the most specified, versatile and economical valve option in commercial and residential applications. NIBCO® valves are backed by the NIBCO INC. 5-year 125% limited warranty.

  • T-480-Y-LF Check Valve - Lead-Free*, Resilient Disc, Threaded

    The NIBCO® Ring Check® valve has threaded end connections for ease of installation. This check valve may be installed in horizontal positions or vertical with flow moving up. Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® valves for the most specified, versatile and economical valve option in commercial and residential applications. NIBCO® valves are backed by the NIBCO INC. 5-year 125% limited warranty.

  • S-480-Y-LF Check Valve - Lead-Free*, Resilient Disc, Solder

    The NIBCO® Ring Check® valve has solder end connections for ease of installation. This check valve may be installed in horizontal positions or vertical with flow moving up. Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® valves for the most specified, versatile and economical valve option in commercial and residential applications. NIBCO® valves are backed by the NIBCO INC. 5-year 125% limited warranty.