The excellent fireproof glass door is fired in a high temperature flame of more than 1000 degrees. After testing, it can be kept for 90 minutes or even longer. High strength is also one of the advantages of fireproof glass, which can be 6-12 times as strong as ordinary glass; It is 2-3 times that of tempered glass.

ZHTdoors branddeuren, 31 jaar productie-ervaring in branddeuren en ramen. De belangrijkste UL-branddeuren, EN-branddeuren, BS EN-branddeuren, enz. We hebben certificering. ZHTdoors ondersteunen OEM en gratis ontwerp. Onze voordelen: goede kwaliteit, fabrieksprijs, goede service. Welkom om ons te raadplegen.