Watts 800M4FR 1/2 - Part of the 800M4FR Series SITEDRAIN Scroll down to select your

Scroll down to select your system components

UPC - 098268432855

and other areas where aggressive fluids and high loading are common

Collect heavy flows flooding driveways

and two durable

Watts 800M4FR 1/2 - Part of the 800M4FR Series SITEDRAIN Scroll down to select yourThis 1 2 inch bronze freeze resistant pressure vacuum breaker backflow preventer helps prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O ring seal, a lightweight plastic disc float, a built in relief valve to protect the internal components and the body from