Venturi Pneumatic Air Blower Includes Static Grounding Lug Air Inlet Connection Size 1/2 in Maximum Inlet Pressure 140 psi Air Inlet Type NPT Total Air Flow @ 90 PSIG 1 422 cfm Air Consumed @ 50 PSIG 38 cfm Air Consumed @ 70 PSIG 53 cfm Air Consumed @ 90 PSIG 64 cfm Application Ventilation Base Diameter 7-3/8 in Base Material Cast Aluminum Housing Material Steel Overall Length 16 3/8 in Total Air Flow @ 50 PSIG 935 cfm Total Air Flow @ 70 PSIG 1 274 cfm