PAV-W Ejector Automatic Air Vent

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Redundant float air release valve for installation on wet fire sprinkler systems. Automatically allows trapped air to escape the pipe network as the system is filled with water. The PAV-W controls corrosion by reducing trapped oxygen in fire sprinkler systems.


  • FM Approved
  • No requirement to plumb to drain
  • Meets NFPA 13 2016 edition venting requirements
  • Integral high visibility gauge to indicate vent operation from finished floor
  • Can be converted for nitrogen inerting with PAV-WNK kit 


  • 12” (H) x 5” (D) x 9” (H)
  • 5” clear height from center line of connection
  • 10 lbs
  • 1” NPT connection