
DL Series Temperature Rise Doors
DL Series Temperature Rise Doors
DL-TR Series Temperature Rise doors provide a mineral board core with a 250°F (121°C) max temperature rise rating at 30 minutes of test exposure, typically used in stairwells for safe egress from a building. Optional heavier duty DE-TR Series available for 14 gauge door requirements.
These doors are designed to meet the architectural requirements for full flush doors, from light to 14 gauge maximum duty. Premium standard flush door construction combines pan-style panels with optional lock-side bevel, and full height center seam projection welded edges.
Special stairwell doors to allow for safe egress in the event of a fire.
For more information, download the Republic Technical Data Manual.
Our steel doors and frames set the industry standard. We strive to do the same with our service and support. Republic is committed to delivering best-in-class customer care – making everything from sales to ordering to delivery to installation as smooth and easy as possible.
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