Venturi Style Pneumatic Air Blower Inlet Connection 1/2 in NPT Base Dia 7 5/16 in Overall Length 32 1/8 in Max Inlet Pressure 140 psi 38 cfm Air Consumed @ 50 PSIG 53 cfm Air Consumed @ 70 PSIG 64 cfm Air Consumed @ 90 PSIG 1 211 cfm Total Air Flow @ 50 PSIG 1 429 cfm Total Air Flow @ 70 PSIG 1 580 cfm Total Air Flow @ 90 PSIG Base Material Cast Aluminum Housing Material Galvanized Steel Application Ventilation with Compressed Air or Steam of Hazardous or Explosive Vapors