SS009

Stainless Steel Reduced Pressure Zone Assembly Backflow Preventers with Flood Sensor, Sizes 1/2 - 1 IN

  • Sensor on relief valve for flood detection
  • Integrates with the Sensor Control Monitor to deliver maintenance alerts to BAS via RS-485 Modbus or the Nexa platform by Wi-Fi connectivity
  • Corrosion-resistant stainless steel body construction, two stainless steel check valves, and stainless steel check seats
  • Bolted-on, top-entry, single access cover for easier maintenance
  • Top-mounted, vandal-resistant ball valve test cocks
  • Modular construction featuring nonreversible checks with captured springs for simplified servicing

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