define door opening width

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The minimum door opening width (for mounting a pair of 4640 or 4630 operators on a double door) is 72" wide (2 - 36" door leaves). Mounting the 4640 or 4630 on a double door that is less than 72" w...
The minimum door widths for mounting a Senior Swing are: Concealed 2810 Series: 2811 single door (offset pivot or butt hinge) -- 33". 2811 single door with stop (center pivot) -- 36". 2853 pa...
Clear Opening Width for swinging doors is measured (with the door open 90 degree) from the face of door to stop soffit on strike jamb.          &nbs...
The minimum clear opening width for ADA is 32" measured from face of door opened to 90 degrees to face of stop on strike jamb. There must be no hardware mounted to the door projectin...
The Minimum single door opening should be 26.32" and use the 299 or 499F strike.
See image, ANSI A115.1 Mortise Lock PrepThis door prep requires the N escutcheon with the L283-029 spacer kit to keep the springcage from falling into the door.  Spacer kits are...
For most exit devices, please refer to the specific device series catalog for minimum door opening width the device can be cut down to fit.Be aware that some device options, frame conditions, and s...
To determine Actual Door Size, the following values are subtracted from nominal door size (frame opening/order size) Actual Door Size: The largest measured width by height of the door leaf as m...
The rough opening dimensions are the same for either Welded (SUA) or Knock Down (KD) frames For F, FN, FE, DE, MU three sided frames and four sided borrowed light frames: New masonry Walls: N...
 For DW, K three sided frames and four sided borrowed light frames: Three sided frame = door opening width (order size) plus 1 1/2" minimum to 2" maximum and the door opening height ...