Static-Conductive Drum Vacuum Vacuum Power Source Pneumatic Vacuum Filtration Type Standard Vacuum Pickup Type Wet/Dry Vacuum Air Flow 61 cfm Static Pressure 105 in Sound Level 96 dB Tank Material Steel Tank Size 20 gal Tank Dry Capacity 20 gal Tank Wet Capacity 20 gal Vacuum Collection Type Bagless Vacuum Hose Dia 1 1/2 in Vacuum Hose Length 20 ft Minimum Air Compressor 5 hp Air Hose Dia 1/2 in Air Hose Length 20 ft Inlet Air Flow 20 cfm Inlet Air Pressure 100 psi