LF757DCDA

Double Check Detector Assembly Backflow Preventers, Stainless Steel

  • Extremely compact design
  • Lighter than traditional designs
  • Groove fittings allow integral pipeline adjustment
  • Tri-link spring check provides lowest pressure loss

Select options below to identify the UPC, Order Code, and Repair Kit for a specific LF757DCDA

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