Determine the placement of the frame within the width of the wall per the job specification.
Drilled and dimpled door frame.
A m specialty doors brings its 45 years of combined experience in the manufacturing and installation of commercial entry doors direct to your tool box.
Bosch clic change 3 piece self centering drill bit assortment cc2430 4 7 out of 5 stars 1 389.
There is either 3 or 4 holes per jamb 3 8 diameter punched and countersunk in the jambs and either 4 or 5 5 is the standard redhead sleeve anchors supplied.
It may be centered or offset to one side of the opening.
Ensure the rough opening has the proper dimensions per the manufacturer s installation instructions.
If installing a knock down frame assemble the frame per the manufacturer s instructions.
Locate the correct frame by matching the opening number to the number on the frame.
Take the nominal door width and add 1.
Quickly dimples common hollow metal door frames.
A standard metal frame has a 2 inch header but many masonry frames have 4 inch headers to allow them to match the masonry coursings.
It will need to be punch and dimpled.
You just drill your hole screw the two parts of the dimpler together through the hole and then tighten by hand with two wrenches for a perfect dimple.
This is a standard option offered by most steel frame distributors and may also be referred to as punch and dimple preps.
In this video we will demonstrate how to install punch and dimple frames in masonry openings.
The base anchors have holes pre drilled so you can fasten the frame to the floor.
Must grease with lithium grease every 3 4 uses for optimum performance.