The air conditioner consists of a compressor/condenser unit. It is made from high gauge steel with all its components protected from damage during transport and in usage. Temperature adjustment is achieved via a thermostat. The construction surrounding the condenser is specially made for C-environment. The unit can be fitted with a heating element. The AC-unit can be utilized as a stand-alone unit in a non-chemical threat environments. Capacity of the AC units is 75,000 BTUs (24kW).