
Hollow Metal Door Frames (Welded & Cut-and-Notch/KD)
- 12-16 gauge steel for durability
- Welded or cut-and-notch assembly options
- UL fire-rated for life safety compliance
UL Fire-Rated
NAAMM HMMA Compliant
Custom Metal Products fabricates commercial steel hollow metal door frames designed for dependable performance. Available in 16 to 12 gauge steel, our configurations include welded or cut-and-notch knockdown frames, transom and sidelite assemblies, pocket door systems, and UL fire-rated options engineered for demanding commercial building specifications.





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A hollow metal frame door system consists of structural steel components fabricated from sheet metal, such as 18-gauge to 12-gauge steel. It includes a reinforced steel frame assembled via welding or cut-and-notch knockdown configurations, paired with a hollow metal door slab. These assemblies provide reliable durability, structural integrity, and life-safety options like UL fire ratings.
Talk to our experts for custom solutions and tailored guidance.

Durable steel frames for standard doorways, double egress systems, and custom architectural entrances.

Radiation-shielded lead-lined frames and fire-rated door assemblies engineered for hospitals and X-ray rooms.

Precision pocket door frames and custom kerfed steel trim packages installed in residential projects.
Talk to our experts for custom solutions and tailored guidance.
Select products offer quick-ship service with programs spanning one to five days, plus standard frame lead times of five to seven business days.
From 16-gauge to 12-gauge steel, choose fully welded or cut-and-notch assemblies, kerfed profiles, transom setups, and lead-lined framing.
Dedicated company truck fleet routes deliver custom steel frames directly to your job site or warehouse to keep installations on schedule.
Submit your opening specifications to receive pricing and schedule confirmation from our dedicated estimating 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.