Description
This NIBCO lead-free cast iron silent check valve reduces noise for quiet operation. Check valves prevent backflow by automatically closing when fluid reverses direction. The check valve is recommended for automatic fire sprinkler applications where space is a premium. 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.
Features
- Valve pressure rating 250 psi/17.2 bar non-shock cold working pressure
- Spring actuated
- Renewable discs
- Grooved end connections
- Lead-free
- Conforms to ANSI/AWWA C606 for steel IPS pipe
- Listed by Underwriters Laboratories of U.S. and Canada (UL/ULC)
- FM approved
- NSF/ANSI 61 and NSF/ANSI 372
