These valves perform the function of both Air & Vacuum and Pressure Air Valves, permitting the application of various pressure orifice sizes for a range of air volume requirements under varying pressures.
|Nominal Inside Diameter||2″-8″ Sizes Available|
|Construction Materials||Body:||Cast Iron (ASTM A126 Class B)|
|Trim/Float:||Stainless Steel (ASTM A240)|
|Bolts/Nuts:||Bolt: Steel (ASTM A307) Nut: Steel (A563)|
|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.