Air Amplifier Kit Amplification Ratio 16 Inlet Size 1/4 in Air Inlet Type NPT Inlet Diameter 1 1/4 in Discharge Dia 1 1/4 in Maximum Sound Level 81 dBA Body Material Stainless Steel Air Consumption 12.9 scfm Air Output Volume @ 80 psi 206 scfm Output Type Adjustable Includes Adjustable Air Amplifier Includes Filter Separator Filter Separator Included Includes Pressure Regulator Pressure Regulator Included Includes Shims Shims Not Included System of Measurement Inch