Drum-Top Vacuum Head, Vacuum Power Source Pneumatic, Number of Power Heads 2, Vacuum Pickup Type Wet/Dry, Vacuum Filtration Type Standard, For Drum Capacity 55 gal, Vacuum Air Flow 160 cfm, Static Pressure 239 in, Sound Level 90 dB, Vacuum Hose Dia. 2 in, Vacuum Hose Length 15 ft, Minimum Air Compressor 25 hp, Air Hose Dia. 1/2 in, Inlet Air Flow 100 cfm, Inlet Air Pressure 90 psi, Inlet Connection Gender Female, Air Inlet 3/4 in FNPT, Inlet Connection Type Threaded