The closer body is mounted.
Arm type door closer.
The universal hardware heavy duty aluminum the universal hardware heavy duty aluminum commercial door closer is suitable for aluminum wood and hollow metal storefront applications.
The arm tail rests against the door and a spring that is twisted by the user opening the door closes the door by returning to its pre twisted shape.
Door closer mounting options 1.
Commercial door closers are effective at controlling the opening and a lot of the functionality comes from the arm attached to the closer.
The most common arms are the regular arm and parallel arm.
The closer features adjustable latching and closing speeds and a 180 opening range.
The main function of the arm is to turn the pinion.
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Parallel arm door closers are mounted on the push side of the opening.
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This type of door closer is referred to as a tail spring 28 and is one of the more simple mechanisms having no damping control.
Door closers with a regular arm will be mounted on the pull side of the opening.
A regular arm closer is mounted on the pull side of the door.