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Bronze Bodied Double Check Detector Assemblies

Series 3000B Double Check Detector Assemblies prevent the backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. It incorporates a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. Its compact bronze unibody and modular check design facilitate simple and easy installation and maintenance. Maximum Working Pressure: 175psi (12.06 bar).


  • Prevents the backflow of contaminated water into the potable water supply and is ideal at referenced cross-connections
  • For non-potable service applications such as irrigation, fire line, or industrial processing
  • Easy to maintain compact modular construction with only one top-entry cover
  • Field replaceable seats and discs and no special tools required

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Select options below to identify the UPC, Order Code, and Repair Kit for a specific 3000B

Approval Information

For approval information, please refer to the products specification sheet. For any other information on product certification and documentation information, please visit our certification partner websites: