4000B-FP
Bronze Reduced Pressure Zone Assembly Backflow Preventers with Gear Operated Slow Close Isolation Valves
Series 4000B-FP Reduced Pressure Zone Assemblies with Gear Operated Slow Close Isolation Valves prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of bronze body construction, two, in-line independent check valves, replaceable check seats with an intermediate relief valve, and ball valve test cocks. Its compact modular design facilitates easy maintenance and assembly access, as well as gear-operated slow close ball valves.
Series 4000B-FP is ideal for protection of health hazard cross-connections or for containment at the service line entrance. Check with local water authorities for installation requirements. Maximum Working Pressure: 175psi (12.06 bar).
Features
- Single, top-access cover and modular check construction for ease of maintenance
- Large body passages provide low pressure drop
- Internal relief valve reduces installation clearances
- Bronze body construction for durability
- Gear operated, slow close shutoffs
- Pre-wired tamper switch (2) per shutoff
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 |