957RPDA

Discontinued - Replaced By: 957RPDA-FS

Reduced Pressure Detector Assembly Backflow Preventers, Stainless Steel

  • Extremely compact and light design
  • Available with quarter-turn ball valve shutoffs or grooved butterfly valve shutoffs
  • Torsion spring checks provide lowest pressure loss
  • Groove fittings allow integral pipe adjustment

Select options below to identify the UPC, Order Code, and Repair Kit for a specific 957RPDA

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