High efficiency particulate air (HEPA) filters and ultra-low particulate air (ULPA) filters are air filters designed to trap a vast majority of very small particulate contaminants from an air stream.
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Maneuver a parked aircraft by hand... An air motor powers an innovative transport device designed for wheeled equipment. Moving heavy rolls of paper, railway wagons, and even parked aircrafts by hand may sound like magic, but it is humanly possible! The unassuming "Easy Roller" works just as its name implies. With this device, you can easily maneuver up to 100 tons without exerting great...