90 Minute Fire Frame
For those fire rated openings of your project, Doormerica produces a three sided door frame that is 90min fire rated. Positive pressure rated single frames up to 3/0 9/0 and pairs up to 6/0 8/0 with wall sizes from 4-7/8″ to 11-1/8″.
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DOORMERICA is your full-service commercial and residential door supplier, building quality products since 1989.