Product: Gulfport Industries, Inc. 20 Minute through 3 Hour Steel Fire Door Frmaes
These procedures apply to fire door frame assemblies which have demonstrated fire-resistive properties in fire tests sufficient to warrant their use with fire doors having a rating of 20 minutes up to and including 3 hours when tested in accordance with NFPA 252 Standard Methods of Fire Tests of Door Assemblies, UL 10B Fire Tests of Door Assemblies, UL 10C Positive Pressure Tests of Door Assemblies, and CAN/ULC S104 Standard Method for Fire Tests of Door Assemblies. The frames may include provision for transoms.
DESCRIPTION
Pressed steel door frames (16 gauge) (knock-down or welded-up) for installation in 3 hours, 1-1/2 hour, 3/4 hour or 20 minute locations, in steel stud/wood stud drywall or masonry openings.
MAXIMUM SIZES
STANDARD FRAMES
Single Swing
Maximum Width: 48"
Maximum Height: 120"
Minimum Wall Thickness: 2"
Standard Pairs
Maximum Width: 96"
Maximum Height: 120"
Minimum Wall Thickness: 2"
Double Egress Pairs
NOT PERMITTED
DOOR WITH FIXED BAR TRANSOM
Single Swing
Maximum Overall Assembly Width: 48"
Maximum Overall Assembly Height: 120"
Maximum Transom Width: 48"
Maximum Transom Height: 32"
Minimum Wall Thickness: 4"
Standard Pairs
Maximum Overall Assembly Width: 96"
Maximum Overall Assembly Height: 120"
Maximum Transom Width: 96"
Maximum Transom Height: 32"
Minimum Wall Thickness: 4"
