The steel fireproof door is a door frame, door leaf frame and door leaf panel made of steel materials. The door leaf is filled with fire and heat insulation materials that are harmless to human body. The steel fireproof door structure can ensure that it is not easily deformed by impact and damaged by external force, and can be used normally for a long time without replacement.

ZHTdoors Brandschutztüren, 31 Jahre Produktionserfahrung in Brandschutztüren und Fenstern. Die wichtigsten UL-Brandschutztüren, EN-Brandschutztüren, BS EN-Brandschutztüren usw. Wir haben eine Zertifizierung. ZHTdoors unterstützen OEM und freies Design. Unsere Vorteile: gute Qualität, Neupreis, guter Service.