Crispin Pressure Air Release Valves

Pressure Air Release Valves are used for the venting of accumulating air while the system is in service and pressurized.

Crispin Air Release Valve Features:

• Compound lever system

• Adjustable Buna-N rubber plunger

• Meets AWWA C-512

Standard Materials:als

• Cast iron body with stainless steel trim

• Cast iron body with s/s & bronze trim, stainless float available for sizes over 2”


  • Sizes 1” thru 2” with stainless steel trim

  • Sizes 2 1/2” thru 6” with bronze/stainless trim

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