LF886V-FS

Lead Free* MasterSeries N-Pattern Reduced Pressure Zone Detector Assembly Backflow Preventers (Type-II) with Flood Sensor - Large Diameter 2 1/2 – 10 IN Sizes

  • Integrated sensor on relief valve for flood detection
  • Flood alert feature available with add-on connection kit, compatible with BMS and cellular communication
  • Advanced ArmorTek coating technology with built-in electrochemical corrosion inhibitor and microbial inhibitor to resist corrosion of internal parts
  • Stainless-steel relief valve seat and stainless-steel check components for maximum performance and durability
  • Potable water protection against cross-connection contamination of high hazard (toxic) fluids in water services
  • Highly suitable for potable drinking water systems where code mandates protection from backpressure and backsiphonage conditions

Select options below to identify the UPC, Order Code, and Repair Kit for a specific LF886V-FS

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