Drum-Top Vacuum Head, Vacuum Power Source Pneumatic, Number of Power Heads 2, Vacuum Pickup Type Wet, Vacuum Filtration Type Standard, For Drum Capacity 55 gal, Vacuum Air Flow 160 cfm, Static Pressure 242 in, Sound Level 85 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