180 minutes UL Listed, 240 minutes BS 476 Certified - Fire Rated Steel Doors, Hollow Metal Doors, Fire Rated Wood Doors, Bullet Proof Doors, Blast Resistant Doors, Fire Rated Glazed Doors, Fire Rated Rolling Shutters, Sectional Overhead Doors, Hangar Doors, X Ray Protection Doors, Acoustic Doors, Bi Folding Doors, Hopper Doors and Specialized Doors.
