BI fire-rated, insulated access doors provide access through openings in fire-rated vertical surfaces and have a minimal sight line for a concealed appearance. UL listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250 F in 30 minutes).Warnock-Hersey listed for 3 hours in horizontal surfaces.
Features:
BIT
1" Exposed Flange
Vertical or Horizontal Installation
Fire Rated Vertical and Horizontal
Knurled Know/Key Operated Latch Bolt
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