The buildings have state-of-the-art security system and updated fire suppression system along with an elaborate HVAC design, critical for 3D System’s operation of designing and building medical devices and surgical planning products through 3D printing and other methods. It includes sealed concrete flooring, specialized carpet tiles, and various ceiling elevations and styles from high-end acoustical to exposed ductwork. Specialized lighting abounds. Apria Healthcare is one of the nation’s leading providers of home respiratory services and certain medical equipment, including oxygen therapy, inhalation therapies, sleep apnea treatment, enteral home nutrition, and negative pressure wound therapy. Apria owns and operates more than 400 locations throughout the United States and serves more than 1.8 million patients each years