LF7

Lead Free* Bronze Dual Check Valve Backflow Preventers

  • Can be installed in many piping configurations
  • Can be installed with a wide range of meter horns, copper setters, and meter boxes
  • Available with combination of inlet/outlet sizes, types, or thread and end connections including retrofit compression fittings and hose connections
  • Can be installed vertically or horizontally

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