Allied Healthcare Products, Inc. is a leading manufacturer of medical gas construction equipment, respiratory therapy equipment, home healthcare products, and emergency medical supplies. Their products appear worldwide in a range of medical applications, including hospital care, sub-acute treatment, long-term care, home healthcare, and medical emergencies. Allied Healthcare Products, Inc…More. is a U.S. manufacturer of FDA approved respiratory medical devices and immobilization products with over 60 years of experience in the industry. Their products are produced in an ISO13485:2016 facility and they carry the capability to apply the CE mark to the products they produce. Allied manufactures transport ventilators, airway products, and immobilization devices under the Life Support Products (LSP) brand.