Air Amplifier, Amplification Ratio 22, Inlet Size 3/8 in, Air Inlet Type NPT, Inlet Diameter 2 15/16 in, Discharge Dia. 2 in, Maximum Sound Level 72 dBA, Body Material Aluminum, Air Consumption 15.5 scfm, Air Output Volume @ 80 psi 341 scfm, Output Type High Efficiency Fixed, Includes Filter Separator Not Applicable, Includes Pressure Regulator Not Applicable, Includes Shims Not Applicable, Mounting Hole Diameter 1/4 in, Number of Mounting Holes 2, System of Measurement Inch