DOOR FRAMES
Pressed Steel Door Frame (16 gauge) (Knock-Down or Welded) for installation in 3 hour locations in Masonry Walls & 1-1/2 hour locations in Masonry or Steel/Wood Stud Drywall. DKS 4000, 4100, 4500, 5000 Drywall Frame.
| Rating |
Maximum Size |
Wall Construction |
Door Type* |
| 3 hour |
4'0" wide x 8'0" high (Singles)
8'0" wide x 8'0" high (Standard Pairs) |
Masonry |
Single Swing, Standard Pairs |
| 1-1/2 hour |
4'0" wide x 8'0" high (Singles)
8'0" wide x 8'0" high (Standard Pairs) |
Steel/Wood Stud Drywall |
Single Swing, Standard Pairs |
Evaluated to the following:
Unless otherwise noted, assemblies in this section have been tested to the following standards:
ASTM-E152, Methods of Fire Tests of Door Assemblies;
CAN/ULC-S104, Standard Method for Fire Tests of Door Assemblies;
NFPA-252, Standard Methods of Fire Tests of Door Assemblies;
UL-10(b), Fire Tests of Door Assemblies;
and are installed, unless otherwise noted, in accordance with the following:
NFPA-80, Fire Doors & Windows.
Manufacturer's Instructions.
Listed maximum sizes of lights are based on sizes tested and may exceed local code requirements.
All frames are identified by either a label or embossed marking bearing the wording "Listed (Product)" and the WHI Certification Mark. Frames rated for less than 3 hours also bear the time interval. Frame labels that do not include a time interval are rated for 3 hours.
CATEGORY C - STANDARD FRAMES
Pressed Steel Door Frame (16 gauge) (Knock-Down or Welded) for installation in 3 hour locations in Masonry Walls & 1-1/2 hour locations in Masonry or Steel/Wood Stud Drywall. DKS 4000, 4100, 4500, 5000 Drywall Frame.
| Rating |
Maximum Size |
Wall Construction |
Door Type* |
| 3 hour |
4'0" wide x 8'0" high (Single Swing)
8'0" wide x 8'0" high (Standard Pairs) |
Masonry |
Single Swing, Standard Pairs |
| 1-1/2 hour |
4'0" wide x 8'0" high (Single Swing)
8'0" wide x 8'0" high (Standard Pairs) |
Steel/Wood Stud Drywall |
Single Swing, Standard Pairs |
Evaluated to the following:
This category includes frames based on UL-63 and includes sidelight/transom assemblies. These frames are qualified for use in positive pressure assemblies, with Category A doors, or with Category B doors utilizing Category G edge-sealing systems. These frames, when installed in pairs in drywall construction, shall have anchors installed in the head section, minimum 24" o.c. These listings will not reference specific door types, as all door types are eligible.
All frames in this category are identified by a label or marking bearing the wording, "Listed Fire Door Frame", and the Warnock Hersey Certification Mark. Frames rated at less than 3 hours will have a time interval noted on the label/marking. See Positive Pressure Section Header for more information.
