Alpha Pro Tech Ltd. is a company that develops, manufactures, and markets high-value disposable protective apparel, infection control products, and building supply weatherization items to protect people, products, and environments. It operates through two primary segments: Disposable Protective Apparel, which includes shoe covers, bouffant caps, coveralls, frocks, lab coats, gowns, hoods, face masks, and face shields; and Building Supply, offering housewraps, housewrap accessories such as window and door flashing and seam tapes, synthetic roof underlayments, self-adhered roof underlayment accessories, and other woven materials. These products serve cleanroom, industrial safety, pharmaceutical, medical, dental, and construction markets, including residential, multi-family, and re-roofing sites. Sold under the Alpha Pro Tech brand and private labels, they are distributed via purchasing groups, distributors, independent sales representatives, and direct sales forces in the United States and internationally. Manufacturing occurs in facilities across the United States, Canada, and through a joint venture in India. Founded in 1983 and headquartered in Aurora, Canada, Alpha Pro Tech Ltd. supports critical protection needs in health care facilities, laboratories, hospitals, and building construction environments.