18x18 - B-IW Insulated Fire Rated Access Panel with Drywall Bead
Fire Rated access doors approved for use in walls and ceilings. Wall Rating: U.L. 1-1/2 hour "B" label with a maximum temperature rise of 250F degrees after 30 minutes. Ceiling Rating: Warnock Hersey 3 hour noncombustible ceiling/floor systems.
Rough Opening: Add 1/4" x Add 1/4"
Frame: 16 gauge cold rolled steel
Door: 20 gauge cold rolled steel
Flange Types: Drywall Bead
Hinge: Flush continuous piano hinge
Latch: Flush key/knurled knob latch
Insulation: 2" thick fire rated mineral fiber
Finish: Prime Powder Coat