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60-Minute UL Listed Steel Fire Door
UL 10B LISTED • IBC 2021 COMPLIANT
60-Minute UL Listed Steel Fire Door — The Commercial Standard 1-Hour Rated Door
Designed for 60-Minute fire barriers, exit enclosures, and vertical shaft separations, our 60-Minute UL Listed Steel Fire Door delivers code-compliant protection at an optimized cost. Fully listed to UL 10C and compliant with NFPA 80, this hollow metal door is widely used in office partitions, institutional corridors, and multi-story commercial projects where a full 90-minute or 3-hour rating is not required.
Product Highlights
- ✓ 60-minute (1-hour) UL 10C certified — the most commonly specified commercial rating
- ✓ Standard sizes in stock — fastest lead time in our product range
- ✓ Honeycomb core standard; rock wool upgrade available for enhanced insulation
- ✓ 18-gauge galvanized steel faces with baked-on gray primer finish
- ✓ Factory prepped for 161 lock prep or 86 mortise lock prep
- ✓ Compatible with panic bars, closers, and vision lites (all rated for 60 min)
- ✓ Standard sizes in stock — fastest lead time in our product range
- ✓ Honeycomb core standard; rock wool upgrade available for enhanced insulation
- ✓ 18-gauge galvanized steel faces with baked-on gray primer finish
- ✓ Factory prepped for 161 lock prep or 86 mortise lock prep
- ✓ Compatible with panic bars, closers, and vision lites (all rated for 60 min)
⏱ Quick Response • Factory Direct Delivery • Free Preliminary Quote
UL 10B Certified • 90-Min Fire Rating
Why Choose Our Fire-Rated Steel Doors
Three pillars that set us apart from US distributors and generic suppliers
Factory-Direct Pricing
Skip the distributor markup. Buy directly from the manufacturer and save 20–40% on your project cost. 15 years of experience, 500,000+ doors annual capacity — reliable bulk delivery you can count on.
Full Range UL/CE Ratings
From 20-minute to 3-hour ratings, all certified to UL 10C / NFPA 252 standards. WHI labels shipped with every door. One supplier covers every opening rating requirement in your project — no need to source from multiple vendors.
Quick Quote
For standard configurations and complete specifications, our team strives to provide a preliminary quote within 20 minutes.
METAL DOOR SPECIFICATIONS
Our commercial metal doors are constructed of the highest grade steel and with the following specifications:
- 1-3/4″ Thick, non-handed design with reversible hinge plates
- A40 Galvanized Steel
- Gray primer painted with baked on two stage epoxy resin.
- 18 Gauge Steel Face Sheets
- Honeycomb or Rigid Polystyrene
- Hinge and Lock Edge seams “continuously” welded full length
- 12 Gauge Closer Reinforcement (18″ X 6″)
- 16 Gauge 161 Lock Prep. or 14 Gauge 86 Lock Prep
- 16 Gauge Flush Top Channel / Inverted Bottom Channel
- Square Door Edge
- 10 Gauge Hinge Reinforcement
Fire Ratings Explained
Choose the right UL fire rating for your application — all certified to UL 10C / NFPA 252
20 min
UL Rating: 1/3 hr
Corridors, office partitions, non-rated walls requiring smoke control.
45 min
UL Rating: 3/4 hr
1-hour fire wall openings, stairwells, hotel guest room corridors.
60 min
UL Rating: 1 hr
1-hour fire barriers, exit enclosures, vertical shaft separations.
90 min
UL Rating: 1-1/2 hr
1.5-hour fire walls, hazardous area enclosures, industrial separations.
3 hr
UL Rating: 3 hr
3-hour fire walls, high-hazard occupancy, severe fire exposure areas.
NON-FIRERATED
All ratings come with WHI certification labels affixed to each door. Verify authenticity online via WHI directory.
Door Sizes (All doors = 1-3/4″ thickness)
6′8″ Height
| Door Call Size | Nominal Width | Nominal Height |
|---|---|---|
| 2068 | 2′0″ (24 inch) | 6′8″ (80 inch) |
| 2468 | 2′4″ (28 inch) | 6′8″ (80 inch) |
| ⭐️2668 | 2′6″ (30 inch) | 6′8″ (80 inch) |
| 2868 | 2′8″ (32 inch) | 6′8″ (80 inch) |
| 21068 | 2′10″ (34 inch) | 6′8″ (80 inch) |
| 3468 | 3′4″ (40 inch) | 6′8″ (80 inch) |
| 3668 | 3′6″ (42 inch) | 6′8″ (80 inch) |
| 3868 | 3′8″ (44 inch) | 6′8″ (80 inch) |
| 4068 | 4′0″ (48 inch) | 6′8″ (80 inch) |
7′0″ Height
| Door Call Size | Nominal Width | Nominal Height |
|---|---|---|
| 2070 | 2′0″ (24 inch) | 7′0″ (84 inch) |
| 2470 | 2′4″ (28 inch) | 7′0″ (84 inch) |
| ⭐️2670 | 2′6″ (30 inch) | 7′0″ (84 inch) |
| 2870 | 2′8″ (32 inch) | 7′0″ (84 inch) |
| 21070 | 2′10″ (34 inch) | 7′0″ (84 inch) |
| 3470 | 3′4″ (40 inch) | 7′0″ (84 inch) |
| 3670 | 3′6″ (42 inch) | 7′0″ (84 inch) |
| 3870 | 3′8″ (44 inch) | 7′0″ (84 inch) |
| 4070 | 4′0″ (48 inch) | 7′0″ (84 inch) |
8′0″ Height
| Door Call Size | Nominal Width | Nominal Height |
|---|---|---|
| 2080 | 2′0″ (24 inch) | 8′0″ (96 inch) |
| 2480 | 2′4″ (28 inch) | 8′0″ (96 inch) |
| ⭐️2680 | 2′6″ (30 inch) | 8′0″ (96 inch) |
| 2880 | 2′8″ (32 inch) | 8′0″ (96 inch) |
| 21080 | 2′10″ (34 inch) | 8′0″ (96 inch) |
| 3480 | 3′4″ (40 inch) | 8′0″ (96 inch) |
| 3680 | 3′6″ (42 inch) | 8′0″ (96 inch) |
| 3880 | 3′8″ (44 inch) | 8′0″ (96 inch) |
| 4080 | 4′0″ (48 inch) | 8′0″ (96 inch) |
Configuration Options
Build your door with these customizable options — all factory-prepped for easy installation
Frame Type
/
Panel Styles
Welded
Frame Type
Knocked Down (KD)
Frame Type
Vision Lite
With glass window
Louvered
Ventilation grille
Swing Direction & Handing
LH (Left Hand)
Hinges on left, swings in
RH (Right Hand)
Hinges on right, swings in
LHR (Left Hand Reverse)
Hinges on left, swings out
RHR (Right Hand Reverse)
Hinges on right, swings out
Hardware Prep
Hinge Mortise Prep
Lock Body Prep
Door Closer Prep
Panic Device Prep
Seals & Accessories
Complete your fire door assembly with UL-listed accessories — one-stop solution
Floor Stop
ANSI/BHMA Grade 1 certified floor stop built. fully compliant with NFPA 80, ADA, and California Prop 65.
Threshold
Aluminum/saddle threshold, adjustable height, fire-rated gasketing.
Door Sweep
Bottom seal with neoprene insert, smoke and draft control.
Intumescent Seal
Fire-activated expanding seal, perimeter gasketing for smoke control.
Rain Drip / Canopy
Exterior door weather protection, aluminum hood with drip edge.
Kick Plate
Stainless steel or brass kick plate, 8″/10″/12″ heights available.
Smoke Seal
UL-listed smoke and draft control gasketing, perimeter installation.
Hinges & Closers
UL-listed spring hinges, ball-bearing hinges, and door closers.
Detailed Product Description
Technical Features
- Fire Rating : 60 minutes (1 hour)
- Test Standard : ANSI/UL 10B, CAN/ULC-S104
- Door Skin : 20 ga. galvanized steel (standard); 18 ga. optional
- Core : Honeycomb / polystyrene / mineral wool
- Temperature Rise : Optional 250°F or 450°F max at 30 minutes
- Frame : 16 ga. galvanized steel, 60-minute rated
- Hardware Prep : Hinges, lock, closer, and flush bolt prep included
Applications
-
Office Building : Perfect for tenant partition walls and private office enclosures requiring 1-hour rated separations.
-
Factory / Warehouse : Separates production areas from storage; meets OSHA and NFPA requirements for occupancy divisions.
-
School : Used for classroom-to-corridor separations and administrative office partitions in educational facilities.
-
Mechanical Room : Protects boiler rooms, electrical rooms, and HVAC enclosures with 1-hour fire-rated barriers.
Frequently Asked Questions
Common questions from buyers, contractors, and distributors
Send Your Project Specs
Tell us your project requirements — door sizes, fire ratings, hardware, quantities, and destination port. Our team will respond with a detailed quote within 24 hours.
Quick Quote Checklist: For the fastest response, include: ① Quantity & door sizes (W×H) ② Fire rating required (20/45/60/90 min or 3hr) ③ Hardware schedule (hinges/lock/closer) ④ Glass/louver requirements ⑤ Finish color (RAL#) ⑥ Destination port & target delivery date.
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