Venturi Style Pneumatic Air Blower Inlet Connection 1/2 in NPT Base Dia 7 1/3 in Overall Length 30 1/2 in Max Inlet Pressure 140 psi 20 scfm Air Consumed @ 40 PSIG 30 scfm Air Consumed @ 60 PSIG 40 scfm Air Consumed @ 80 PSIG 960 cfm Total Air Flow @ 40 PSIG 1 135 cfm Total Air Flow @ 60 PSIG 1 310 cfm Total Air Flow @ 80 PSIG Base Material Cast Aluminum Housing Material Steel Application Ventilation with Compressed Air or Steam of Hazardous or Explosive Vapors