Curtron SPD-50-4290 42" x 90" Service-Pro Series 50 Insulated Swing DoorServing as a barrier between customer areas and kitchens, warehouses, and employee only areas, the Curtron SPD 50 4290 Swing Door increases customer satisfaction by reducing background noises. It has a thermoplastic facing construction, full perimeter gasket, and 1. 500" polymer cell core for increased durability. It has a 9" x 14" window. The SPD 50 4290 comes with a 3" x 10" aluminum jamb guard, hinged assembly, and bottom pin. It does not include a