Standard Upward Opening: IUA

Nystrom IUA-Series: IUA fire-rated, insulated, upward opening access doors provide access through openings in fire rated horizontal surfaces.

Warnock-Hersey listed for 2 hours in horizontal surfaces.

IUA access doors are for those special installation circumstances when the door of the access panel must swing upward.

Standard Upward Opening Order Guide (IUA)

Quick Spec

Door:
20-gauge cold rolled steel

Frame:
16-gauge cold rolled steel

Hinge:
Concealed continuous piano hinge

Latch:
1/4" Allen head key or key operated latch

Finish:
Paintable powder coat

Insulation:
Non-combustible, high temperature

Rough opening is door size + 1/4".

Interior latch release mechanism is standard.