A opening width 2.
Hollow metal door frame rough opening sizes.
For a 3 0 x 7 0 door frame.
Using a 3068 door as an example the rough opening size for a welded frame would be 3 4 1 4 x 6 10 1 4.
For a 3070 single door the frame s rough opening would be 37 1 2 x 84 1 2 four sided borrowed light is frame opening order size rabbet to rabbet plus 2 3 4 1 4 both width and height.
For fire rated openings drywall must extend at least 1 2 into frame.
Hollow metal door frames are available with a wide range of anchoring options to accommodate varying wall conditions and can be used with steel doors or commercial wood doors.
Learn about hollow metal frame anchors in our previous blog post.
Recommended opening sizes for hollow metal frames.
Hollow metal frame applications for existing openings.
Flush mount frames with punch dimple anchors.
Standard hollow metal door frames are constructed from 16 gauge roll form steel but can also be manufactured in 14 gauge or 12 gauge metal thicknesses.
Please verify before ordering.
Recommended rough opening sizes for commercial metal door frames.
Rough opening guide for knockdown drywall frames overall frame size 2 on width 1 height varying face dimensions will not change rough opening sizes in most applications.
B opening height 1.
The rough opening would be 38 x 85.
Interior knockdown frames hollow metal frames that butt wall.
Hollow metal frames that wrap wall.
Interior knockdown frames that wrap wall.
Block or exterior wood stud nominal door size recommended opening 2 0 x 6 8 28 1 2 x 82 1 4 2 4 x 6 8 32 1 2 x 82 1 4 2 6 x 6 8 34 1 2 x 82 1 4 2 8 x 6 8 36 1 2 x 82 1 4 2 10 x 6 8 38 1 2 x 82 1 4 3 0 x 6 8 40 1 2 x 82 1 4 3 4.
This also applies to cased open frames.