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20-gauge galvanneal steel door and 16-gauge cold rolled steel frame
Continuous piano hinge. Hinge location: Hinges must be located on the second dimension (height).
Self-latching tool-key operated slam latch and ring operated slam latch, both included.
22-gauge galvanized steel, 1" drywall bead flange
2-1/2" in depth, made of cold rolled steel
Door sizes + 1/4" or + 6mm
2" thick fire rated mineral wool
Mechanisms to allow panels to open from inside, standard on all doors over 12" X 12" .
High quality white powder coat primer.
Individually wrapped, 1 door per box.
Fire rated access doors, for vertical use, are subject to the following:
UL 10B (2009), NFPA 252 (2012), CAN/ULC S104 (R1985), CAN/ULC S104 (2010).
3 hours, neutral/negative pressure
48" x 48" (1219mm x 1219mm), maximum area of 2304 squared, tolerance on height and width limitation is more or less 3" (76mm) as long as the area does not exceed 2304 squared.
250 degrees F (121-C) after 30 minutes and 450 degrees F (232-C) after 60 minutes.
Fire rated access doors, for horizontal use, are subject to the following:
ASTM E119 (2012), CAN/ULC S101 (2007)
3 hours in non-combustible construction and 1 hour in combustible construction
24"X36" (610 mm X 914 mm) (hinges and latches on the side of 36"), tolerance on dimension limitations are more or less 3" (76 mm) as long as the area does not exceed 864 in. squared.
Within allowable per ASTM E119 and CAN/ULC S101