• UL listed and tested with fire resistance rating for 1 1/2 hours
• Rated by Warnock Hersey for up to 3 hours in ceilings and up to 2 hours in walls The hour rating depends both on materials used in construction and the mounting application, - i.e. ceiling versus wall mount.
• 20 gauge phosphate-treated steel door
• 16 gauge phosphate-treated steel frame
• Door has heavy duty spring closure for positive latching when panel door closes
• 2” insulation in door
• Exterior recessed latch is operated using a ring attached to the sliding bolt
• Interior latch release slide enables door to be opened from inside
• Continuous piano type hinge parallel to longest dimension
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