A.R.I. DC-501 Nylon Composite Double Check Assembly | DC-501-100

The DC-500 is a revolutionary backflow prevention device which consists of two independently acting, spring-loaded check valves. It also features four test cocks and two built-in resilient seated shut-off valves which round-out the assembly. With an operating pressure of 150 psi and temperatures up to 110 degrees (F), the double check backflow preventer from A.R.I. is constructed to supply exceptional protection and resilience against back flow caused by negative or opposite pressure.

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