12" x 12" Uninsulated Fire-Rated Exposed Flange Access Door e- Babcock Davis BU model fire-rated, uninsulated 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) 1" Exposed Flange Vertical Installation Fire Rated Vertical Category Number: 627 Brand: Babcock Davis Mpn: B-UT-1212 Model Number: B-UT-1212 ...
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