Watts U800M4-FR 3/4 - Part of the 800M4FR Series Window Well Cover second check repair kit

second check repair kit

travertine and manufactured stone

the channels are lighter than traditional concrete

Stainless steel spring

Watts U800M4-FR 3/4 - Part of the 800M4FR Series Window Well Cover second check repair kitThis 3 4 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