Fire door specifications
2025-11-30
A fire door is a complete system, not just a single fire door. Fire door specifications involve many aspects, such as fire resistance rating, materials, hardware, and installation....
Fire door size
2025-11-30
Unlike ordinary interior doors, fire doors do not have a unified "standard size." Their dimensions must comply with national fire protection technical codes and be certified by the National Fire Product Testing Center. The specific dimension...

