Crispin Air and Vacuum Valves

Crispin Air & Vacuum valves are designed to vent large quantities of air when filling pipelines, and to allow air to re-enter pipelines when draining to prevent vacuum collapse.

Air and Vacuum Valve Features:

• Meets AWWA C-512 standards

• Peripheral guide system for unobstructed closure

• Drip tight closure

Air and Vacuum Materials

• Cast iron body with stainless steel trim

• Standard Buna-N seating material

• Optional materials and parts available


  • 1/2” thru 24” available

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