Double Check Valve Backflow Preventer

This backflow preventer with non-verifiable pressure reduced zone. For the insurance of establishments to lower hazard or with temporary hazard yet all things considered requiring a backflow preventer device: local warming units < 70 kw candy machines certain lab gear The CA 296 backflow preventer is a device with two checkvalves isolated with a zone associated with the environment. Under typical conditions the focal chamber is closed to the environment. In case of upstream pressure drop or downstream backflow the check valves re-situate ordinarily and the focal chamber is kept segregated from the atmosphere of, however the downstream check valve fails under both of these conditions the focal chamber will open to air isolating the upstream and downstream lines. Subsequently shielding the supply from backflow.

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