Examine the Comparative Fire Resistance Performance
1. Type-A Fire Door
Fire Resistance Limit: Exceptional Performance 1.5 hours of superior integrity and insulation, providing unmatched protection.
Ideal Application Scenarios: Perfect for fire-prone locations such as firewalls, oil storage rooms, power distribution rooms, and cinema auditoriums, where high fire risks are prevalent.
2. Grade B Fireproof Door
Fire Resistance Limit: Offers a solid 1-hour protection period.
Suitable for high-risk areas including evacuation stairwells, vestibules, and standard equipment rooms.
3. Grade C Fireproof Door
Fire Resistance Limit:A reliable protection duration of 0.5 hours.
Applicable Scenarios: Perfectly suited for low-risk vertical pipe shafts like cable shafts, pipe shafts, and smoke exhaust ducts.
Audited Supplier 
){kind=link}