International Fireproof Door Co., Inc. is one of Americas oldest manufacturers and distributors of fireproof doors and windows. Founded in 1935, International specializes in supplying stock and custom fireproof doors or windows to the construction, building design and real estate industries. Whether you need a single door prepared for installation into an existing door frame, a door with our innovative angle-iron frame or a total package of hollow metal doors and frames complete with all hardware as per spec, International will meet your needs in a timely fashion with competitive pricing. International also distributes wood doors, access doors and residential and commercial door hardware, as well as fire rated fixed windows aka as borrowed lights. International's success is the result of its flexibility and adaptability to the changing demands of the marketplace and its commitment to total customer satisfaction.