500 Series Fire Rated Door

1- U.L. Label sizes up to 120 sq. ft., oversized labels are provided for openings up to 600 sq. ft. All doors comply with 45 minute, 1-1/2 hour, 3 hour, and 4 hour (18-gauge only)

2- Slats: 22, 20, and 18-gauge galvanized steel flat slats, galvanized according to ASTM A-653 and finished with a high-tech polymer based super durable polyester topcoat.

3- Guide assembly, barrel assembly, and hood

4- Floor level release and reset handle provided with the chain hoist, key test station provided with motor operation. No tools or ladders are required for drop test or reset our simple test fire door.