Frequently Asked Questions
1. What fire ratings are available for this steel door?
The door comes in three fire-rated classes: Class A (≥90 minutes), Class B (≥60 minutes), and Class C (≥30 minutes).
2. What materials are used for the door's construction and infilling?
The door leaf and frame are made from high-quality galvanized steel. Internal infilling options include Perlite fireproof board, Magnesium Oxide board, or Rock wool.
3. How is the surface of the door finished?
The door features a professional electrostatic powder coating finish. The surface is fully finished and available in various optional colors to meet your design needs.
4. What type of hardware is included with the door?
Standard hardware includes stainless steel bearing butterfly hinges and a fire-proof handle lock. Optional components like fire-proof windows, door closers, and panic bars are also available.
5. Is the door suitable for industrial environments?
Yes, this door is specifically designed for industrial and commercial positions, offering both security and fire protection features.
6. What is the expected service life of this product?
The door is built for durability with a projected service life of more than 10 years under standard conditions.