This 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. This 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 to be installed immediately downstream of the residential water meter, in a vertical or horizontal position. The minimum working pressure is 10 psi (69 kPa) and maximum working pressure is 175 psi (12 bar).
WATTS®, 0072203, Dual Check Valve, Series: LF7R, 1/2 in Nominal, FNPT End Style, 175 psi Pressure, 33 to 180 deg F, Yes Low Lead Compliance, Media: Water, 3-5/8 in Inlet to Outlet Length, Copper Silicon Alloy Body, Stainless Steel Spring/Santoprene Disc Trim, EPDM Seal Softgoods, 1-7/8 in H Dimensions
- Lead-free brass body for durability
- Compact design
- Can be installed in the vertical or horizontal position