FP53L-M1
Pressure Relief Valves for Fire Protection, UL and FM Listed
Series FP53L-M1 pressure relief valves for fire protection applications are designed for use in fire protection grid systems to provide protection against excessive water pressure caused by thermal expansion or line surge. They have a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, test and lock-out tabs for valve flushing and system testing. Series FP53L-M1 is UL and FM listed and is available in 175 psi (12.25 bar), 225 psi and 300 psi pressure relief settings.
Features
- Bronze body construction for superior strength
- Available in 175 psi (12.25 bar), 225 psi and 300 psi pressure relief settings
- For fire protection applications
- Manual test lever
- UL and FM listed
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 |