7B
Discontinued
Brass Dual Check Valve Backflow Preventers
Series 7B Dual Check Valves prevent the reverse flow of polluted water from entering the potable water supply at the service entrance or at individual outlets. It consists of a compact brass body construction, two independently operating check valves, and is available with a female union inlet x female union outlet and NPT threaded connections. Series 7B is designed for non-health hazard residential water system containment, continuous pressure applications. Check with local inspection authorities for installation requirements. Maximum Working Pressure: 150psi (10 bar), Maximum recommended flow: 15 gpm (57 lpm).
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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. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |