Can double doors be fire rated?
Ninety-minute rated fire doors are available in sizes up to 3′ 6″ x 8′ 0″ for single doors.
Self-closing doors are required in all buildings with three or more apartments
Ninety-minute rated fire doors are available in sizes up to 3′ 6″ x 8′ 0″ for single doors.
Self-closing doors are required in all buildings with three or more apartments