Intertek Directory of Building Products

Neutral Pressure Doors 

• Durador/Simplicity Hollow Metal Type (18, 20, & 24 gauge) (Steel-Faced) (Foam-Filled), Swinging, Embossed Design Fire Door for installation in single swing 20 - 45 minute locations.

 
Limitations
Unit, Mortise or Cylindrical Latches/Deadbolts/Door Bottoms/Thresholds/4" x 4" x 0.098" Hinges.

Maximum Size

Maximum Sizes
Single Swing	3’-6” wide by 7’-0” high (18 & 24 gauge)
	4’-0” wide by 8’-0” high (18 & 20 gauge only)
Standard Pairs	Not Allowed
Double Egress Pairs	Not Allowed

• Uni-Door/Royal (18, 20. & 24 gauge) in 20 -45 minute locations and Durador/Simplicity Hollow Metal Type (18, 20, & 24 gauge) (Foam-filled) in 20 minute locations as Swinging Embossed or Flush Design Fire Doors for single installation.

Limitations
Unit, Mortise or Cylindrical Latches with up to 2-3/4" backset/Lights - up to 792 in²/ Listed Fusible Link Louver - up to 576 in² (3/4 hour)/ Gasketing - listed and labeled for opening.
Note: Smoke and draft (S) labeled doors cannot have louvers or fusible louvers.
 

Maximum Sizes
Single Swing	3’-6” wide by 7’-0” high (24 gauge only)
	4’-0” wide by 8’-0” high (18 & 20 gauge only)
Standard Pairs	Not Allowed
Double Egress Pairs	Not Allowed

• Uni-Door/Royal and Regal/Regency (with Stainable Steel) Hollow Metal Type (18, 20, & 24 gauge) (Foam-filled) Swinging Embossed or Flush Design Fire Doors for installation singly in 90 Minute locations.

Limitations
Unit, Mortise or Cylindrical Latches with up to 2-3/4" backset/Lights - up to 100 in². 
 

Maximum Sizes
Single Swing	3’-6” wide by 7’-0” high (24 gauge only)
	4’-0” wide by 8’-0” high (18 & 20 gauge only)
Standard Pairs	Not Allowed
Double Egress Pairs	Not Allowed

• Uni-Door/Royal, Regal/Regency (with Stainable Steel) and Durador/Simplicity Steel-Faced (18, 20, 22, & 24 gauge) (Urethane Core Type) Swinging Flush Door for installation in 90 Minute locations. For use in listed 3-sided frames as per frame manufacturer's listing(s)

Limitations*
Mortise or Cylindrical Latches with maximum 2-3/4" backset/Mortised Exit devices/Surface Mounted Vertical Rod Fire Exit Devices/Rim Type Fire Exit Devices/Deadbolts/Surface Mounted Closers/Surface Mounted Protection Plates/Viewer/Vision Light Kit - Maximum 792 in² (1/3, 3/4 hour) or 100 in² (1, 1-1/2 hour)/Gasketing - listed and labeled for opening/ Listed Fusible Link Louver - Maximum 576 in² (3/4 hour)/ Gasketing - listed and labeled for opening.
Note: Smoke and draft (S) labeled doors cannot have louvers or fusible louvers.
 

Maximum Sizes
Single Swing	3’-6” wide by 7’-0” high (22 & 24 gauge only)
	4’-0” wide by 8’-0” high (18 & 20 gauge only)
Standard Pairs	Not Allowed
Double Egress Pairs	Not Allowed

• Regal/Regency with Stainable Steel Hollow Metal Type (18, 20, 24, & 26 gauge) (Steel-Faced) (Foam-Filled), Swinging Embossed or Flush Design Fire Door, for installation in single swing 90 Minute locations.

Limitations
Unit, Mortise or Cylindrical Latches/Deadbolts.
 

Maximum Sizes
Single Swing	3’-6” wide by 6’-8” high (24 & 26 gauge only)
	4’-0” wide by 8’-0” high (18 & 20 gauge only)
Standard Pairs	Not Allowed
Double Egress Pairs	Not Allowed

* See Manufacturer's installation instructions for additional information on size restrictions and limitations

Evaluated to the Following
Unless otherwise noted, assemblies in this section have been evaluated for conformance to the following standards:

• ASTM-E152, Methods of Fire Tests of Door Assemblies
• CSFM-43.7, Methods of Fire Tests of Door Assemblies
• CAN4-S104(ULC-S104), Standard Method for Fire Tests of Door Assemblies
• NFPA-252, Standard Methods for Fire Tests of Door Assemblies
• UBC-7-2-94, Uniform Building Code
• UL-10(b), Fire Tests of Door Assemblies

and are installed in accordance with the following:

• NFPA-80, Fire Doors and Windows

Manufacturer’s Instructions
All assemblies are identified by a label or marking bearing the wording, "Listed (Product)", a time interval, temperature rise (if applicable), a serial number and the WHI Certification Mark.
 
(Unless otherwise specified, all Fire Doors have a nominal thickness of 1-3/4".)

Category B Door Positive Pressure

• Uni-Door/Royal Steel-Faced (18, 20, 22, 24 gauge) (Urethane Core) (Simulated Panel or Flush Type) Swinging Flush Door for installation in up to 90 minute (without hose stream) locations. For use in any "Category C - Standard frame. These doors may also be installed in frames listed in "Category C - Proprietary" in accordance with the frame manufacturer's individual listing. A field-applied edge seal system is required. Refer to the individual manufacturer's Category G listing for limitations. 
• Regal/Regency with Stainable Steel, Steel-Faced (18, 20, 22, 24 gauge) (Urethane Core) (Simulated Panel or Flush Type) Swinging Flush Door for installation in up to 90 minute (without hose stream) locations. For use in any "Category C - Standard frame. These doors may also be installed in frames listed in "Category C - Proprietary" in accordance with the frame manufacturer's individual listing. A field-applied edge seal system is required. Refer to the individual manufacturer's Category G listing for limitations.
• Durador/Simplicity Steel-Faced (18, 20, 22, 24 gauge) (Urethane Core) (Simulated Panel or Flush Type) Swinging Flush Door for installation in up to 90 minute (without hose stream) locations. For use in any "Category C - Standard frame. These doors may also be installed in frames listed in "Category C - Proprietary" in accordance with the frame manufacturer's individual listing. A field-applied edge seal system is required. Refer to the individual manufacturer's Category G listing for limitations.

 
Limitations*
Mortise or Cylindrical Latches with maximum 5" Backset/Mortised Exit Devices/Surface Mounted Vertical Rod Fire Exit Devices/Rim-Type Fire Exit Devices/Deadbolts/Surface-Mounted Closers/Viewer/Surface-Mounted Door Bottoms. Temperature Rise - 650°F at 30 minutes.
 

Maximum Sizes
Single Swing	3’-6” wide by 7’-0” high (22 & 24 gauge only)
	4’-0” wide by 8’-0” high (18 & 20 gauge only)
Standard Pairs	Not Allowed
Double Egress Pairs	Not Allowed

*See manufacturer's installation instructions for additional information on Smoke and Draft Control, size restrictions and limitations.

Testing Standards
UL-10C (Positive Pressure).

Evaluated to the following…
This category includes doors evaluated with an edge-sealing system (Category G) field-applied to the labeled frame or door. The application of the edge-sealing system does not require any machining of the frame or door. Please refer to "Category G - Edge-Sealing System" for individual manufacturer's listings.
 
These assemblies are eligible for use in any "Category C - Standard" frame. These doors may also be installed in frames listed in "Category C - Proprietary" in accordance with the frame manufacturer's individual listing.
All doors listed in Category B are eligible to bear the "S" (for Smoke & Draft Control assemblies) if a listed "Category H - Smoke & Draft Control Gasket" has been applied to the assembly. Please refer to Category H for individual gasket manufacturer's listings.
 
All doors in this category are identified by a label or marking bearing the wording, "Listed Fire Door", a time interval, a temperature rise rating, a serial number, and the Warnock Hersey Certification Mark and "UL 10C".

Models and Descriptions

	Perma Door	Taylor Door
Light Gauge Door	Economy	Economy
Adjustable Hinge	Royal	Uni-Dor
Fixed Hinge	Simplicity	DuraDoor
Stainable Steel	Regency	Regal