C Series

Combination Air Valves consist of Air and Vacuum Valves and a pressure valve mounted in a single body, providing the integrity of a single body casting while permitting each valve of the combination to operate as a separate unit.

C Series Overview
Nominal Inside Diameter 1/2″-24″ Sizes Available
Construction Materials Body: Cast Iron (ASTM A126 Class B)
Trim/Float: Stainless Steel (ASTM A240)
Bolts/Nuts: Bolt: Steel (ASTM A307) Nut: (ASTM A563)
Seat: Buna-N Rubber
Paint: Tnemec 141
Pressure Ratings 20-150 psi (stand.)
2-40 psi (Low)
151-300 psi (High)

Many Crispin Valves are available with special materials that may not be listed. Please contact the factory to inquire about custom orders.