4″ Double Check Detector ASSEMBL

SKU: 4811


Designed for installation on potable water lines connections in fire sprinkler systems to protect against both backsiphonage and backpressure of polluted water into the potable water supply. Model 350ADA shall provide protection where a potential health hazard does not exist. Incorporates metered by-pass to detect leaks and unauthorized water use.

Out of stock

  • Lead Free
  • Maximum working pressure 175 psi
  • Temperature range 32°F to 140°F
Weight 60 lbs




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