- 07
- Nov
C Rated Fire Door
The fire resistance time of Class C fire door shall not be less than 0.5 h. Accessories used for Class C fire doors must be treated for fire protection to meet the specified fire resistance limit.
ZHTdoors fire doors, 31 years of production experience in fire doors and Windows. The main UL fire doors, EN fire doors, BS EN fire doors, etc.,.We have certification.ZHTdoors support OEM and free design.Our advantages:good quality, factory price, good service.Welcome to consult us.