Portable Air Lock Chamber

A skid mounted, compartmented, wood structure constructed by assembling members fabricated to predetermined shape and sizes, shipped knocked down and packaged. It has one open end that is equipped with an accordion type canvas diaphragm which forms an airtight joint when fitted to the entrance or exit of a pressurized protective shelter. The other end is equipped with a tight fitting entrance door. It may be fitted with a shower. It is used as a disrobing chamber during atomic, biological, and chemical warfare.