1. Fireproof glass: The main function of fireproofing is to control the fire or smoke. It is a measure-type fireproofing material, and its fireproofing effect is evaluated by performance. It is a special glass that has been processed and treated by a special process and can maintain its integrity and heat insulation in the specified fire-resistant hazard.
2. The classification of glass fire doors is changed from the original classification only according to heat insulation fire doors to the classification of glass fire doors (Class A) and heat insulation fire doors (Class B) and non-heat insulation fire doors (Class C); at the same time , the fire resistance limits of the original Class A, B and C fire doors are adjusted to 1.5h, 1.0h and 0.5h, which enriches the types of glass-enhanced fire door products in my country and increases the choice of practical applications
