WATTS®, 0072207, Dual Check Valve, Series: LF7R, 1 in Nominal, Female Meter Threaded (Swivel) End Style, 175 psi Pressure, 33 to 180 deg F, Yes Low Lead Compliance, Media: Water, 4-1/2 in Inlet to Outlet Length, Copper Silicon Alloy Body, Stainless Steel Spring/Santoprene Disc Trim, EPDM Seal Softgoods, 1-7/8 in H Dimensions

This 1 IN female meter thread swivel by 3/4 IN union female NPT, 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 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).

ANSI/ASSE 1024|cCSAus B64.6|NSF Approved|cUPC Listed|PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.