Air Knife High Efficiency General Purpose FNPT Inlet 1/4 In Number of Inlets 4 Air Slot Width 6 In Air Slot Gap 0.002 In Air Consumption 17.4 SCFM Max dBA 72 Stainless Steel Max Temp 800 F Overall Width 6 In Overall Depth 1.44 In Overall Thickness 1.03 In