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774DCDA

Double Check Detector Assembly Backflow Preventers, Stainless Steel

  • Torsion spring check valve provides low head loss
  • Single cover, top-entry design allows for convenient access for maintenance
  • Detect costly underground leaks and unauthorized water use
  • Stainless steel construction provides strength, resists corrosion, and weighs less

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Select options below to identify the UPC, Order Code, and Repair Kit for a specific 774DCDA

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