Watts LF7RU2-U2 1/2 X 1/2 - Part of the LF7R Series ZC100F-2NH Our Plastic Wall Liner is

Our Plastic Wall Liner is a commercial grade

SKAPS GT-131 resists ultraviolet deterioration

Z187-3NH-6×7×12

4 IN push on outlet

Extended Longevity: Offers an increased lifespan of 25+ years for long-term reliability

Watts LF7RU2-U2 1/2 X 1/2 - Part of the LF7R Series ZC100F-2NH Our Plastic Wall Liner isThis 1 2 by 1 2 IN lead free dual check valve backflow preventer helps prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. The valve consists of a lead free brass body construction, with two plastic replaceable check valves, and stainless steel springs. It is designed for non health hazard residential water system containment, continuous pressure applications and is