Watts LF7R Series 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. They are designed for non-health hazard residential water system containment and continuous pressure applications. The valves consist of a Lead Free cast copper silicon alloy body construction, with two compact replaceable plastic check modules, and stainless steel springs. They are installed immediately downstream of the residential water meter, in a vertical or horizontal position. Check with local inspection authorities for installation requirements.

Features:

• Tested and certified by NSF. The Watts LF7RU2-2 Model 0072203 Dual Check Valve has been tested and certified by NSF to meet NSF/ANSI standard 61 Annex G. This certification demonstrates that this valve meets the lead-free qualifications.
• Extremely Durable and Prevents Backflow. The Watts LF7RU2-2 Model 0072203 Dual Check Valve is extremely durable. Not only does this valve prevent backflow, but it also can withstand temperatures up to 180° F and work with pressures up to 175 PSI.
• Connections and Specifications. The Watts LF7RU2-2 Model 0072203 Dual Check Valve features a 1/2" union FPT connection by another 1/2" standard FPT connection. This versatile valve is constructed of lead-free copper silicon alloy, santoprene discs, a stainless steel spring, and EPDM o-rings.

Also Compatible With:

• Zurn-Wilkins Dual Check Valve 12UFX12F-700XL

Compatible with:

Backflow Prevention

Zurn-Wilkins Dual Check Valve 34UFX34F-700XL