Version positive & negative -25° C cooling unit roof-top version watt version remote option Portillons/ Individuel small doors working width : 550 x 620 mm. Individuel small doors openinq 2 ways. Nowadays, for economical and hygienic reasons, operators prefer using cabinet with single large doors. The purpose of small doors lies in the fact that only one corpse is visible ai once. The same unit can be put at its side to obtain capacities of 4, 6, 8...