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RMC Double Check Valve Testable c/w BV & Strainer 40mm SD005C
Double Check Valve Assembly protects against backflow by either back-pressure or back-siphonage from a cross-connection between potable water systems and substances in ‘medium hazard’ conditions.
The device features a lead-free construction and is 3rd party certified to AS/NZS 2845.1. It consists of two (2) mechanically independent, spring loaded, center stem, guided check valves. The device has a cast unleaded bronze body, with a single access cover. The assembly has three (3) vertical test cocks and two shut off valves which are quarter-turn, full-port and resilient seated.
The seat of each check valve is constructed from NorylTM and is replaceable. The check valves are held in place by stainless steel slips and the check valve assemblies are non-interchangeable with silicone discs.