Ul The reason why the glass fire door can prevent fire is that the glass door material has fire resistance. The fire glass selected for the fire door can remain unbroken for more than 90 minutes under the impact of a flame up to 1000 ℃.

ZHTdoors pòt dife, 31 ane eksperyans nan pwodiksyon nan pòt dife ak fenèt yo. Pwensipal UL dife pòt yo, EN dife pòt yo, BS EN dife pòt yo, elatriye,.Nou gen certification.ZHTdoors sipòte OEM ak konsepsyon gratis.Avantaj nou yo: bon kalite, pri faktori, bon sèvis.Byenveni pou konsilte nou.