List of featured suppliers of DOOR OPERATORS Revolving Door Manual Operation on Building Products Index
A door operator is a mechanism that automatically opens and closes a door, either through sensors or a push button. A revolving door is a type of entrance door that consists of three or four wings that rotate around a central shaft, allowing people to enter and exit simultaneously without letting outside air in. Manual operation refers to the act of physically turning a handle or pushing a door to open or close it, without any automatic or motorized assistance.
