- 14
- Sep
Fire Resistant Door 60/90/120Min Fireproof Door
The fire resistance time of fire doors ranges from half an hour to three hours. The fire resistance time of the most basic Class A fire doors shall not be less than 1.5 hours; the fire resistance time of Class B fire doors shall not be less than 1.0 hours; the fire resistance time of Class C fire doors shall not be less than 0.5 hours. Please consult us for fire doors with longer fire resistance.