
UL Fire-Rated Hollow Metal Doors & Frames
- UL fire-rated with NAAMM/HMMA compliance
- Lead-lined frames for radiation shielding
- Same-day to 10-day quick-ship lead times
UL Fire-Rated
NAAMM HMMA Compliant
Commercial fire-rated stainless steel doors provide life-safety protection, durability, and corrosion resistance for commercial openings. Available in 18-gauge to 12-gauge constructions with polystyrene, polyurethane, temperature rise, or steel-stiffened cores, these UL-labeled doors and frames meet strict egress requirements across demanding commercial, medical, and institutional building applications.




Yes, hollow metal steel doors can be manufactured and tested to serve as certified fire doors. Assemblies can be fabricated with UL-labeled ratings and specialized cores, including temperature rise and steel-stiffened constructions, to contain smoke and flames while providing compliant egress in commercial, institutional, and healthcare environments.
Talk to our experts for custom solutions and tailored guidance.

Providing heavy-duty fire-rated and custom hollow metal doors for high-traffic egress points.

Engineered fire egress, radiation shielding, and lead-lined frame solutions for medical facilities.

UL-rated and temperature rise core doors designed to protect critical evacuation pathways.

Sustainable metal door and frame products supporting LEED environmental building criteria.
Talk to our experts for custom solutions and tailored guidance.
Manufacturing UL-labeled fire-rated doors and frames built in compliance with NAAMM and HMMA commercial standards.
Fabricating openings in 18ga to 12ga steel with temperature rise, steel-stiffened, polyurethane, and polystyrene cores.
Providing fast manufacturing options with lead times ranging from same-day and one-day programs up to standard schedules.
Submit your opening schedules or custom project specifications to receive accurate pricing and lead-time details from our team.
For immediate assistance, feel free to give us a direct call at (866) 893-3338. You can also send us a quick email at info@custommetalproducts.bz.
For immediate assistance, feel free to give us a direct call at (866) 893-3338. You can also send us a quick email at info@custommetalproducts.bz.