EA Grade 1 Backflow Preventer 1/4", GW RV277-11/4A

Check valves of this type are mainly used in installations where pressure regulators, filters and reduction and filtering stations of various types are used.
Check valves are used as an independent protection against backflow from devices used in drinking water installations to central water supply systems. The EA type protection requirements for devices are specified in the EN 1717 standard.
Maximum working pressure: 10 bar
Mounting method: Any
Nominal diameter DN: 40.0
Net weight: 0.5 kg