Air Curtains and Air Doors

Electrically Heated Air Curtains
Qmark Heated Air Door
Electrically Heated Air Curtains. For use in customer entrances to treat incoming cold air where a gentle flow of air is desired for customer comfort.
Drive-Thru Window Air Curtain
Qmark Drive Through Air Door
24" Drive-Thru Window Unit Air Curtains. Available in 3 versions, filter only, grill only, and filter and grill. For use in restaurants, fast food windows, schools and drive-ins.
High Velocity Air Curtains
Qmark High Velocity Air Door
High Velocity Air Curtains. For use in warehouses, manufacturing plants and other large facilities. Precision- balanced twin stainless steel blower wheels.
Environmental Air Curtains
Qmark Environmental Air Door
Environmental Air Curtains. For use in supermarkets, schools, hospitals, food service, restaurants, bakeries, and cafeterias.
Air Curtain Accessories and Controls
Qmark Air Door Accessories
Accessories and Controls. 20 amp roller style door switch for use with all air curtains for instant activation or de-activation of unit upon door opening or closing.
High Volume Air Curtains
Qmark High Volume Air Door
High Volume Air Curtains.  For use in industrial and commercial freight doors or other heavy duty applications.