Watts 800M4-QT-FZ 1 - Part of the 800M4QT Series ZA100F-6NH Z191-RD-4X18-3NH

Z191-RD-4X18-3NH

This air gap is designed for 1 1/4 to 2 inch reduced pressure zone assembly

it manages water removal while complementing finished flooring in professional environments

Provides reliable access for inspection and maintenance

Heavy-duty cast iron body with corrosion-resistant coating

Watts 800M4-QT-FZ 1 - Part of the 800M4QT Series ZA100F-6NH Z191-RD-4X18-3NHThis 1 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, tee handle shutoffs, and test cocks for winterization draining. It is