Watts LF709-DOSY 4 - Part of the LF709 Series ZA100F-4NH making it ideal for high-traffic

making it ideal for high-traffic areas that require robust performance

ZA104-20-5IC

Z415-DP-4IC

36" Strip Drain>

which provides over 25 years of in-ground durability due to its corrosion-resistant composition

Watts LF709-DOSY 4 - Part of the LF709 Series ZA100F-4NH making it ideal for high-trafficThis 4 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. Its compact modular design facilitates easy maintenance with a single access cover for in line repairs. It is ideal for protection in continuous pressure piping applications and at cross connections identified as non health hazards. This assembly