In openings that are subject to high use and abuse, its all important fire and life safety, security, ADA access and design. Theres little margin of error, so theres no room for compromise. So start here: LCNs portfolio of heavy-duty door closers for high use and abuse applications. LCN products can be found in many high-traffic facilities such as schools, hospitals, government buildings and correctional facilities. With innovative door closure solutions, LCN products are trusted to work seamlessly during critical moments.