Air Control Industries model EL-00048 air blower kit with air knives, with a Baldor 15hp 3500rpm 230/460/3/60 drive, 34/17 amps, 4" outlet, driven with an AC Tech SMVector A/C inverter, stainless steel frame and enclosure, serial number 119608, 2016, includes (2) 36" wide knives, (3) 24" wide knives and (1) 7" wide knife, good condition, as is.