LF7
Lead Free* Bronze Dual Check Valve Backflow Preventers
Series LF7 Lead Free* Dual Check Valve Backflow Preventers are designed to prevent the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. They have a Lead Free* cast copper silicon alloy body construction, two plastic replaceable check valves, and stainless steel springs. Series LF7 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: 150psi (10 bar).
Features
- Can be installed in many piping configurations
- Can be installed with a wide range of meter horns, copper setters, and meter boxes
- Available with combination of inlet/outlet sizes, types, or thread and end connections including retrofit compression fittings and hose connections
- Can be installed vertically or horizontally
Literature
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. Some certification agencies allow you to search by product name and brand.