Door and Frame Types
First you need to identify which doors need to be secured. Are you going to control access to exterior doors only or do you want to control interior doors as well?
A low-level understanding of door types is important. While door sizes and appearance may vary, commercial door openings typically have the same elements.
Which Frame do you have?
Once you identify the doors you want to control, knowing the frame type is important because it affects the cost. The frame is the part that attaches to the wall and holds the door leaf.
The sides of the door frame, that run vertically, are called the door jamb. There’s one on each side. The top of the frame is the head, which runs horzontally.
Most commercial businesses have aluminum or metal door frames. For the most part, they are the easiest to retrofit with a door strike. Alternatively, wood frames and frameless glass doors are the most difficult.retrofit.