Importance of Fire Door Color Selection Fire Door Colors and Safety First Fire doors protect lives during emergencies.Color adds quick recognition in crowded places.Red exit doors remain standard in American malls. Fire Door Design in Commercial Buildings Offices prefer gray fire doors for sleek interiors.Hotels match fire door colors with branding palettes.An Atlanta hotel used […]
Tag Archives: UL fire door
UL fire door
UL Certified Fire Doors: Meeting the Highest US Safety Standards
As a leading UL fire door manufacturer in China, YK Commercial Door Company produces UL 10C and UL 10B certified fire-rated doors that comply with strict North American safety requirements. Our doors undergo rigorous third-party testing to ensure reliable protection for commercial and residential buildings.
1. UL Fire Door Certifications Overview
A. UL 10C (Standard for Positive Pressure Fire Tests)
✔ Most Common Certification for modern fire doors
✔ Testing Includes:
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Furnace exposure (up to 1925°F for 3 hours)
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Hose stream test (30 psi water impact post-fire)
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Load-bearing capacity during fire conditions
B. UL 10B (Standard for Fire Tests of Door Assemblies)
✔ Older Standard (still accepted in some jurisdictions)
✔ Negative Pressure Testing (different furnace method)
YK’s UL Door Ratings:
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20-minute (limited combustible walls)
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45/60-minute (general use)
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90/180-minute (high-risk areas)
2. Construction & Materials for UL Doors
| Component | Requirement | YK’s Solution |
|---|---|---|
| Door Core | Non-combustible or fire-retardant | Mineral wool or treated wood |
| Steel Thickness | Min. 20 gauge (0.9mm) | 18 gauge (1.2mm) standard |
| Seals | Intumescent strips | 3M™ Fire Barrier Sealant |
| Hardware | UL-listed hinges/closers | LCN 4040 closer series |
3. UL Door Applications in North America
A. Commercial Buildings
✔ Stairwells – 90-minute rated doors
✔ Elevator Lobbies – 60-minute fire/smoke assemblies
B. Industrial Facilities
✔ Electrical Rooms – 3-hour rated doors
✔ Chemical Storage – Fire + corrosion-resistant models
C. Residential High-Rises
✔ Apartment Entry Doors – 20-minute fire/smoke control
4. UL vs Other Fire Door Standards
| Standard | Region | Key Difference from UL |
|---|---|---|
| EN 1634 | Europe | No hose stream test required |
| GB 12955 | China | Additional seismic requirements |
| BS 476 | UK | Different furnace temperature curve |
YK’s Multi-Certification Doors:
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Single door assembly meeting UL + EN + GB standards
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Cost savings for global projects
5. Why Choose YK’s UL Fire Doors?
✅ Direct Factory Pricing – 30% lower than US manufacturers
✅ Fast Lead Times – 45 days for standard UL 10C doors
✅ Complete Documentation – UL certification files, installation manuals
✅ Custom Engineering – Non-standard sizes up to 4′ x 10′
Suffolk County Crackdown on Fire Chasers: News Brief on Fire Door Industry In Suffolk County, New York, lawmakers are moving forward with a new bill aimed at stopping so-called “fire chasers.” These companies rush to fire scenes immediately after disasters, approaching distressed homeowners to push overpriced or misleading contracts for temporary repairs, boarding, or replacement […]
A Practical Guide to Fire Door Hardware When it comes to building safety, details matter more than most people realize. For contractors, real estate investors, purchasing managers, and door distributors, the choice of fire door hardware can determine whether a project passes inspection smoothly or runs into costly delays. This guide is designed with one […]
Why Cold Storage Facilities Require Fire Protection Cold storage warehouses, often designed to preserve perishable goods at extremely low temperatures, are not immune to fire hazards. In fact, the combination of electrical systems, insulation materials, and constant machinery operation can create specific fire risks that differ from those in standard industrial environments. During a recent […]
Map the Codes Before You Buy 1) Identify the governing codes and the room’s occupancy Rule of thumb used by Authorities Having Jurisdiction (AHJs): a 1‑hour fire barrier typically requires a 45‑minute door; a 2‑hour barrier requires a 90‑minute door; a 3‑hour barrier requires a 180‑minute door. Corridor opening protectives are commonly 20‑minute and, in […]
Accident Overview and Casualties Gabriel House Fire: Accident Overview and Casualties The July 13-14, 2025 Gabriel House fire exposed critical safety vulnerabilities in assisted living facilities. As a certified fire door supplier, YK underscores how properly engineered fire barriers could have altered this tragedy’s outcome. Facility Profile & Pre-Fire ConditionsGabriel House had served as a 100-unit […]
UL Door Closer Solutions for Fire Rated Doors | YK Fire Door Supplier YK Door Industry Co., Ltd., a trusted fire door manufacturer and supplier, is proud to offer premium UL-listed commercial door closers designed specifically for integration with fire rated door systems. Engineered for performance and compliance, our door closers enhance the functionality and […]
UL Fire Door Leaf: Engineered Protection from YK Fire Door Supplier For over two decades, YK Door Industry Co., Ltd. has specialized in crafting UL-certified fire-rated doors trusted by architects and contractors globally. As a leader in fire door manufacturing, we design door leaves that combine rigorous engineering with real-world performance—here’s how our UL-certified cores […]
Structural Features of UL Fire Doors: A Technical Insight by YK Fire Door Supplier As a leading fire door manufacturer, YK Fire Door Supplier is committed to delivering high-performance solutions that meet international standards. Among the most critical safety components in commercial and residential buildings are UL steel fire doors, which are meticulously designed to […]
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