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    These Fire Rated Metal Access Doors are approved for use in both walls and ceilings. For walls, this door has an Underwriters Laboratories (UL and ULC) 1 1/2″ Hour Rating “B” Label with a maximum temperature of 250 degrees after 30 minutes. They should be used where Fire Rating is needed and temperature rise or heat transmission is a factor. For Ceilings, this door has been approved by Warnock Hersey International for a 3 Hour Fire Rating.

    The doors comes standard in prime-coated with a Knurled Knob and Flush Key lock. They also come standard with 2″ thick fiberglass insulation in the back of the center door panel.