An improved refrigerated merchandiser cabinet for food products storage and displaying which is equipped with both transparent barrier doors and an air defrost system to improve the energy efficiency. The barrier doors are openable for product entry and customer usage as well as by an air defrost system which creates a gap between the barrier door and the covered access opening to permit flow-through of ambient air for use during the defrost cycle. Operation of the refrigerated cabinet with either a single or multiple air bands during a refrigeration cyc...
In a display cabinet having refrigeration means and a display space therein, aperture means in at least one wall of said cabinet for communicating ambient outside air with the air in said cabinet, said aperture means comprising an access opening for permitting products to be moved into and out of said display space, air moving means for circulating at least one air band within said cabinet and into contact with said refrigeration means during a refrigeration cycle, covering means for said aperture means including a barrier door for substantially covering...
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