Series LF7R Lead Free* Dual Check Valves prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. It consists of a Lead Free* cast copper silicon alloy body construction, with two compact replaceable plastic check modules, and stainless steel springs. Series LF7R is designed for non-health hazard residential water system containment, continuous pressure applications. It is installed immediately downstream of the residential water meter, in a vertical or horizontal position. Check with local inspection authorities for installation requirements. Minimum Working Pressure: 10psi (69 kPa) Maximum Working Pressure: 175psi (12 bar).
WATTS® Dual Check Valve, Series: LF7R, 1/2 in Nominal Size, Union, 175 psi, 33 to 180 deg F, Media: Water, 3-5/8 in Inlet to Outlet Length, Copper Silicon alloy Body, EPDM
Body Material | : | Copper Silicon alloy |
End Style | : | Union |
Inlet to Outlet Length | : | 3-5/8 in |
Media | : | Water |
Nominal Size | : | 1/2 in |
Pressure Rating | : | 175 psi |
Series | : | LF7R |
Softgoods Material | : | EPDM |
Temperature Rating | : | 33 to 180 deg F |
Warranty | : | Limited |