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Insulated Polyurethane Foam Core Doors - Imperial

Imperial
Energy efficient Imperial doors stand up to rugged traffic conditions. Imperial doors are furnished with a foamed-in-place polyurethane core to assure excellent insulating characteristics plus, exceptionally flat surfaces complete chemical bonding of all interior surfaces. Entrapped polyurethane foam provides a stable, durable insulation, superior to other foam products. Lock edge beveled 1/8" (3.2mm) in 2" (50.8mm) tight closure appearance.

Standard Features

1-3/4" (44.5mm) thick polyurethane core.
Available in gauges 18 (1.25mm), 16 (1.5mm), and 14 (2mm), galvanized steel also available in G90.
Face sheets are totally supported by rigid polyurethane for increased impact resistance.
Superior insulating characteristics.
"R" Factor: Calculated value of 11.01(ASTM C518) (Reference: 1" Thermal Pane Glass R = 2.0)
"U" Factor: Calculated value of 0.091(ASTM C518).
Full flush (seamless) faces. Seamless edges available.
Inverted top and bottom end channels welded to both face sheets for added stiffness.
Optional steel closing caps available.
Hinge reinforcement gauge 7 (4.8mm) steel 3/16" plate.

Imperial Duty Grade

Gauge 18 (1.25mm) - Level II, Heavy Duty.
Gauge 16 (1.5mm) Level III, Extra Heavy Duty.
Gauge 14 (2mm) -- Level IV, Maximum Duty.

Imperial Hinge Preparation

4-1/2" (114.3 mm) high, standard or heavy weight
Full Mortise Hinges
ANSI A156.7 template
Handed

Imperial and Fire Doors

Approved for labeling under UL 10C Standard for Positive Pressure Fire Tests of Door Assemblies.
Polyurethane core.
UL label.
Classified for openings rated at up to three hours (Class A, B, C, D, E, and 20 minute) which have no temperature rise restrictions.

Maximum Size

Gauges 18 (1.25 mm), and 16 (1.5 mm): 4'0" (1,219 mm) x 7'0" (2,134 mm) single.
Gauges 18 (1.25 mm), and 16 (1.5 mm): 6'0" (1,829 mm) x 7'0" (2,134 mm) pair.

Manufacturing under License

Authorized Distributor of ASSA ABLOY Brands