957

Discontinued - Replaced By: 957-FS

Reduced Pressure Valve Assembly Backflow Preventers Sizes: 2½ - 10Inch (65 – 250mm)

  • Available with SentryPlus Alert™ Technology for flood detection alert capabilities
  • Extremely compact and lightweight design is easy to install and service
  • Bottom-mounted cast stainless steel relief valve. Replaceable check disc rubber
  • Patented torsion spring checks provide lowest pressure loss
  • Health hazard protection level

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

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