LF860 Small

Lead Free* In-Line Reduced Pressure Zone Assembly Backflow Preventers with Flood Sensor - Small Diameter

  • Sensor on relief valve for flood detection
  • Flood alerts feature available with add-on connection kit, compatible with BMS and cellular communication
  • Used in industrial plants, hospitals, morgues, mortuaries, chemical plants, irrigation systems, boiler feed, water lines, and other installations
  • Primarily used on potable drinking water systems where code mandates protection from backpressure and backsiphonage conditions
  • Inline serviceable assembly requires no special tools
  • Protects potable water against cross-connection contamination of high hazard (toxic) fluids in water services
  • Lead free cast copper silicon free body, threaded quarter turn ball valves, top mounted test cocks, spring loaded check valves, and a pressure differential relief valve
  • Models available that are painted black for theft deterrence

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