FireKing® Model 631
Fire-rated service door model 631 is a smaller fire door with UL/ULC ratings. The FireKing® Model 631 rolling fire-rated service door offers superior protection wherever a small UL listed fire door is required.
Additional safety and protection features are available, including:
Fire Sentinel® time-delay release device, FireLite® vision lites, smoke detectors, horns and strobes.