LF289

Low Lead Spill-resistant Atmospheric Vacuum Breaker Backflow Preventers

  • Spill-resistant diaphragm seal
  • Spring-loaded vent
  • Vent has O-ring for reliable operation
  • Compact design saves space

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