Their design has visible seams and screws because they are not welded.
Welded door frame details.
Welded corners provide a smooth seamless appearance.
Frames are assembled squared welded ground smooth and prime painted.
Face welded corner 17.
Fortunately there are various methods to anchor the frame to the walls.
Kddw corner 19.
Curries frames are manufactured for all wall conditions such as masonry steel stud wood stud and poured concrete.
Drywall dimpled base anchor.
16 gauge steel fire rated up to 3 hours.
Double egress frame 15.
They are available for either 1 3 8 35 or 1 3 4 44 thick doors.
Hollow metal frames are installed in various locations throughout a building.
As a general example a truck might be able to hold 1 000 kd frames or 300 welded frames.
Many wall types are used in buildings including wood stud walls steel stud walls and masonry walls.
Custom fire rated 16 gauge steel frames.
Due to the different materials used for walls hollow metal frames must be able to anchor to each wall type.
Anchors are provided for any wall condition whether new or existing.
Large face head corner 20.
Commercial hollow metal door frames welded or knocked down for new or existing drywall block masonry walls.
Assa abloy the global leader in door opening solutions 3 masonry kd g profile corner details frame technical data march 2015 l jamb head corner assembly.
Kd frames are the least expensive because they are shipped disassembled allowing them to be tightly packed for shipping and jobsite storage.
The 12 gauge frames are saw miter welded or saw butt end welded corner construction only.
A welded hollow metal door frame can be used for both interior and exterior applications.
A 3 0 x 7 0 door frame with a 12 sidelite would have a rough opening of 52 x 85 anchor details.
Kd drywall frames allow for assembly into the drywall opening after wall construction.
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.
In addition ceco and its distributors can modify and weld frames to expand the variety of frames available even further.
Standard frames are available from ceco in series profile face dimensions gauges and door opening sizes to fit most any need in the construction industry today.
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.
Continuously welded corner 18.