Description
The Watts 0072203 1/2” Dual Check Valve Backflow Preventer is an essential unit that should be Used in preventing backflow in potable water systems. As a Dual Check Valve Backflow Preventer with a nominal 1/2” inch connection, this part uses a dependable double-check valve mechanism to help prevent contamination by backflow of unsafe substances. When placed in HVAC systems, for instance in systems that use chillers or towers, this backflow preventer successfully prevents contamination of water by disconnecting the potable supply of water from the water that may be in the refrigeration system, and the like. It checks the reverse flow to ensure that no cross-contaminations occur with the drinking water source hence increasing safety and it’s general integrity.
