A refrigerated display case comprising: a refrigerated display area; a door configured to close an opening to the refrigerated display area; an air outlet spaced apart from an air inlet; a duct fluidically coupling the air inlet to the air outlet and configured to direct air flow out of the air outlet across the display area and toward the air inlet forming an air curtain across the display area; and an airflow inhibiting apparatus comprising: a conduit having an inlet and a plurality of outlet apertures arranged around a perimeter of the opening; a fan configured to draw air into the conduit via the inlet and to discharge a jet of air from each of the plurality of outlet apertures, the plurality of outlet apertures angled to repel ambient air away from the display area when the door is opened preventing airflow into the display area.