Mechanical Door Closers
Commercial door closers are of three basic types.
Mechanical door closers are the most common, then there are electro-mechanidal, and then low-energy operators.
Michael’s Keys mainly uses the door closers made by Norton Door Controls, a subdivision of ASSA ABLOY. This company has a long history of quality products, as would be expected from a company that has been around since 1880.
Mechanical Door Closers

Door Holders – These are used when budgetary costs are a major concern. Basically they just hold the door open.
Norton has three other types of mechanical closers:
- The Surface Closer
- The Cam Action Closer
- The Overhead Concealed Closer
Here are a few pictures of mechanical types:



Contact our Locksmith Door Closer Expert at Michael’s Keys for more information.