Door Closer

A Door Closer is a mechanical device that closes  a door,in general after someone opens it,or after it was automatically open of criteria.In addition to the closer's performance in fire situation,other criteria may include resistance to opening forces as well as health,safety,durability,risk of vandalism ligature and asthetics.Doorwin has a wide range of Door Closers:overhead door closer,Conceled door closer,cam action door closer,Electromagnetic door closer for different weight capacity of door.