Many wall types are used in buildings including wood stud walls steel stud walls and masonry walls.
Masonry hollow metal door frame.
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.
The kd masonry frame can be installed before or after the wall has been built.
Instead a roughopening should be blocked out no less than 3 16 4 8 mm larger than the frame on all three sides.
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.
Due to the different materials used for walls hollow metal framesmust be able to anchor to each wall type.
Can be used with exterior wood stud walls as well butts existing wall.
Click the video above to see how the steel door institute sdi demonstrates how to install a steel door frame into masonry construction.
Frames can be knocked down set up and spot welded at miters or set up and arc welded at miters and ground smooth.
Masonry flush frames curries offers a complete line of flush frames that are available in 18 16 14 and 12 gauge cold rolled or galvannealed steel and in 16 or 14 gauge stainless steel.
This is a standard option offered by most steel frame distributors and may also be referred to as punch and dimple preps.
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.
While the use of hollow metal frames in cast in place concrete walls is a common construction practice the sdi does not recommend the inclusion of the frame as part of the process of pouring the wall.
Hollow metal framesare installed in various locations throughout a building.
Request that the frame manufacturer include existing wall anchors ewa with the frame.
Frames are available in virtually any jamb depth or profile and can be welded or made as knocked down frames.