Repair Procedures Repair Video

Watts

Model

800M4FR

The Watts 800M4FR is a pressure vacuum breaker (PVB). It is available in 1/2″-2″ sizes and has been in production since 1995. The body is bronze. A lead free version was introduced in 2010. The 800M4FR has a float assembly that contains a relief valve that helps prevent freeze damage.

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