Hollow Metal Door Frame Jamb Anchors

Flush mount frames with punch dimple anchors.

Hollow metal door frame jamb anchors.

A welded hollow metal door frame can be used for both interior and exterior applications. It is critically important as stated above that one anchor be placed near the top of each jamb another near the bottom. These are supplied either 6 or 8 to a frame and simply clip into the inside of the frame behind the single backbend and are laid in between the rows of block. Anchors are provided for any wall condition whether new or existing.

6 4 slide frame into wall opening. 6 3 1 frames may also be supplied with anchors welded in place. Hollow metal door frames are commonly used in commercial and institutional buildings. In new block walls the frame is fastened to the floor at the base anchors and either wire masonry anchors or t anchors are used.

Basics are covered and details on hollow metal door cores fire ratings wind load testing galvanizing door levels and models are too. Frames are assembled squared welded ground smooth and prime painted. 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 diagrams below show metal door frame anchors based on the type of framing used.

Custom hollow metal frames we fabricate custom hollow metal frames to fit any size opening including borrowed lite sidelite and transom frames of any profile. 6 6 1 drill appropriate size hole per fastener. Frame anchors rough opening sizes welded versus knockdown frames frame profiles and jamb depths are covered in detail as well. Slip on kd drywall frames 2.

These are welded or screwed into the bottom of both jambs. Welded corners provide a smooth seamless appearance. 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. 6 5 where possible one jamb should be butted tightly to the wall.

6 6 use tapered shims between anchors and wall and spreaders to maintain squareness and alignment of frame and to maintain door opening sizes. The base anchors have holes pre drilled so you can fasten the frame to the floor. Frames are installed after a majority of the studs are in place but before the gypsum wall board has been installed. Hollow metal frame applications for existing openings.

16 gauge steel fire rated up to 3 hours. Base anchors come as standard in welded type hollow metal frames. The adjustable strap and stirrup type is normally used on hollow metal frames and is approved for use on fire rated frames. Stud anchors are often shipped loose with the frames or they can be welded into the jambs.