LF719

Lead Free* Double Check Valve Assembly Backflow Preventers, Cast Copper Silicon Alloy

  • Manufactured from lead-free* cast copper silicon alloy
  • Separate, top-entry access to check valve
  • Reversible seat disc rubber extends check valve life
  • Replaceable seats and seat discs

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