Air curtains without heating for cold stores and freezers. Specifications: 1) these air curtains are specially designed to be installed on doors of cold stores and freezers, so they do not need any heating. 2) self-supporting casing made in galvanized steel sheet, finished in structural powder coated white colour, ral 9016. 3) low noise centrifugal double inlet fans driven by external rotor motor with built-in thermal protection contacts. Provided by 5 speed selection. 4) perforated inlet grille with big surface to reduce at maximum the air drop pressure. It does not need pre-filter. 5) can be delivered with flat micro-perforated grille, more elegant, for commercial doors where we do not need heating. 6) discharge jets with anodised aluminium airfoil lamella adjustable from 0 to 30 degrees. 7) controller and telephonic cable included. Interface box to connect to bms system optional
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