774
Double Check Valve Assembly Backflow Preventers, Stainless Steel
Series 774 Double Check Valve Assemblies prevent the backflow of polluted water from entering into the potable water supply. They have a compact construction and short lay length, ideal for retrofit installations. They feature a lightweight stainless steel body and low head loss. Series 774 is ideal in applications identified by local authorities as non-health hazard. Maximum Working Pressure: 175psi (12.06 bar).
Features
- Torsion spring check valve provides low head loss
- Stainless steel construction provides strength, resists corrosion, and weighs less
- Single cover, top-entry design allows for convenient access for maintenance
- Thermoplastic and stainless steel check valves provide trouble-free operation
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. 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 |