Fire Rated Access Panels
B-IT, B-IW, B-UT, B-UW Series » 30x36

All series are UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250F in 30 minutes).

Style B-IT: BIT fire-rated, insulated access doors provide access through openings in fire rated vertical or horizontal surfaces. Warnock-Hersey listed for 3 hours in horizontal surfaces BIT fire-rated access doors are designed with a one inch exposed flange for flush installation in any vertical or horizontal surface.

Style B-IW: Fire Rated access doors approved for use in walls and ceilings. Ceiling Rating: Warnock Hersey 3 hour noncombustible ceiling/floor systems.

Style B-UT: BUT fire-rated, uninsulated access doors provide access through openings in fire rated vertical surfaces and have a minimal sight line for a concealed appearance. BUT fire rated access doors provide access through fire rated vertical surfaces, in any material including drywall, plaster, and CMU.

Style B-UW: B-UW fire-rated, uninsulated access doors provide access through openings in fire rated vertical surfaces and have a minimal sight line for a concealed appearance. B-UW fire rated access doors are manufactured with a tape in bead flange for a concealed appearance in vertical drywall surfaces, leaving only the door exposed.