A door closer is a mechanical or automatic device that closes a door, in general after someone opens it, or after it was automatically opened.
Dorma ED800SU Service Unit Only Low Energy Door Operator Learn More$2,213.75
The LCN 4642-3071 Auto Equalizer is a smart and reliable electrically powered low-energy power operator. It provides easy access for people with disabilities, the elderly, or the frail. Designed primarily for manual opening applications that occasionally require automatic opening. Learn More$2,868.75