Watts 800M4QT-SH 2 - Part of the 800M4QT Series ZC100F-2NH Z453-4NH-7B

Z453-4NH-7B

Features Low profile design

The ProFit Grate Lock is made of high-density polyethylene (HDPE) containing UV inhibitors

light-vehicle

Watts 800M4QT-SH 2 - Part of the 800M4QT Series ZC100F-2NH Z453-4NH-7BThis 2 inch anti siphon 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 bronze body construction, 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, lever handle shutoff, and test cocks for winterization draining. It is