WATTS 800M4FR 1/2"
1/2 In Bronze Freeze Resistant Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, Quick Connect Adapters, Tee Handles
Series 800M4FR Freeze Resistant Pressure Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. They have a bronze body construction, silicone rubber check valve disc, plastic check valve seat, stainless steel springs, a bonnet with silicone rubber O-ring seal, a lightweight plastic disc float, a built-in relief valve to protect the internal components and the body from freezing, tee handle or lever handle shutoffs, and test cocks for winterization draining. Series 800M4FR is ideal in continuous pressure health hazard applications where exposure to sudden freezing conditions such as on irrigation systems and industrial process water systems can occur. Maximum Pressure: 150psi (10.3 bar), Minimum Pressure: 15psi (55kPa). Features: Unique built-in relief valve in plastic float protects assembly during sudden freeze conditions by relieving pressure caused by ice, Compact and designed for easy maintenance, Test cocks are positioned at lowest point of the valve for easy winterization draining, O-ring bonnet seal reduces possibility of fouling.
- Packing Slip Description:
- 1/2 800M4FR-QC
- Repair Kit Model Number:
- 1/2 800M4FR-QC
- Watts Water Technologies
Item is not low-lead compliant.
Safe Drinking Water Act:
This product contains leaded bronze and is not intended for applications anticipated for human consumption. More Information
Prop 65 Warning:
WARNING 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. More Information