The Asico 4ft×8ft is a premium, large-format single-leaf steel fire door built to deliver up to 3 hours (180 minutes) of certified thermal containment. Engineered with high-strength galvanized steel under strict UL R38744 testing, this heavy-duty door provides structural safety for wide corridors and high-risk zones across Bangladesh’s industrial, commercial, and institutional projects.
The Asico 4ft × 8ft Fire-Rated Steel Door is a premium, large-format single safety exit barrier engineered for maximum security and thermal isolation. Manufactured from high-grade galvanized steel and backed by global UL certification (File R38744), this heavy-duty profile delivers up to 180 minutes of fire containment. Specifically built for high-traffic corridors, expansive entryways, and heavy industrial separations, it balances architectural beauty with strict structural safety parameters.
| Brand | Asico Door |
| Model | Fire Door Series (UL Listed) |
| Standard Dimensions | 4 ft × 8 ft (Large Format Single Leaf / Custom configurations available) |
| Fire Resistance Rating | 60 to 180 Minutes (Tested & Certified up to 3 Hours) |
| UL Certification File | R38744 |
| Material Base | Heavy-Gauge Galvanized Steel |
| Surface Finish Options | Industrial Powder-Coated, Premium Stainless Steel, or Aesthetic Wood Grain |
| Custom Features Available | Integrated Vision Glass Panels, Airflow Louvers |
| Country of Origin | China |
| International Compliance | UL 10(b), UL 10(c), NFPA 80, ASTM Standards, BNBC Compliant |
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