Watts U800M4FR-FZ 1 - Part of the 800M4FR Series Z100F-4NH Specifications Compatible Series or Model

Specifications Compatible Series or Model 919 Compatible Size Used On 1 1/4 IN to 1 1/2 IN Kit Contents Disc

Loose-set light-duty slotted grate and removable dome strainer

and four-corner grate lock-down to support dynamic loads

UPC - 098268038187

UPC - 098268075991

Watts U800M4FR-FZ 1 - Part of the 800M4FR Series Z100F-4NH Specifications Compatible Series or ModelThis 1 inch 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 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, a built in relief valve to protect the internal components and