Watts 800M4FR-FZ 3/4 - Part of the 800M4FR Series ZA100F-2NH Reversible clamping collar with dual

Reversible clamping collar with dual weepholes (primary + secondary) for seepage control

They are proudly made in the USA from durable orange monofilament fabric

3 1/2 inch stem

Suitable for driveways

It comes with built in straps to add extra support and security during installation and removal

Watts 800M4FR-FZ 3/4 - Part of the 800M4FR Series ZA100F-2NH Reversible clamping collar with dualThis 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