FP53L

Discontinued - Replaced By: FP53L-M1

Pressure Relief Valves for Fire Protection Applications with Test Lever

  • Bronze body construction for superior strength and to prevent corrosion
  • Valve stem is guided to enhance reseating
  • Manual test lever
  • Underwriters Laboratory listed

Select options below to identify the UPC, Order Code, and Repair Kit for a specific FP53L

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