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LF777SI

Lead Free* Brass, Wye-Pattern Strainers with Tapped Retainer Cap

  • Lead Free* brass 45° wye-pattern strainer for efficient flow and long life
  • Threaded models: 3/8 to 3 in. (10 to 80mm); solder connections: ½ to 2 in. (15 to 50mm)
  • Lead Free* construction complies with Lead Free* installation requirements
  • Threaded connection models include tapped retainer cap for easy installation and service

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific LF777SI

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet 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