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007M1DCDA Watts

Residential/Commercial Fire Sprinkler Systems Double Check Detector Assemblies

Series 007M1DCDA Double Check Detector Assembly is specifically designed to protect against possible backpressure and backsiphonage conditions for non-health hazard (i.e., pollutant) application in accordance with Local Governing Water Utility Code. This device assembly is primarily used on commercial fire sprinkler systems where Local Governing Code mandates protection from non-potable quality water being pumped or siphoned back into the potable water system. Maximum Working Pressure: 175psi (12.06 bar).


  • Compact design for easy installation in tight places
  • Can replace seats, seat discs, and auxiliary line and components in the field
  • Auxiliary bypass line detects costly underground water leaks or illegal taps
  • Single cover, top-entry design allows for convenient access for maintenance

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific 007M1DCDA