304-2B 16 gauge stainless steel construction. Doors are made of heavy duty anodized aluminum and 3/16" safety glass. Available with option of left or right door swings. Doors have magnetic interlocks. Operation can be changed from 1 way to 2 way without changing electrical parts. Outside dimensions: 120"Hx48"Wx48" Door to Door, Inside dimensions: 84"Hx36"Wx44 1/2" Door to Door, 5' and 6' widths are available. Standard operating time: 0-120 seconds. Air Shower delivers moving air at approx. 7500 FPM from 30 adjustable plastic louvers located in the ceiling and walls of shower. Air filtered though prefilters and HEPA filters are 99.99% efficient in removal of particles to 0.3 micron. Direct drive self-cleaning, high-pressure radial vane blower. Air Shower incorporates a control panel plug in system requiring a single location power source. Fluorscent lighting, 3 phase 208/220 volts, approx 10 amp run, 440/480 volts, 3 phase 609HZ, run amp 5.0. Diffrent guages and finishes in stainless steel are available on request.