The indoor fireproof door is generally made of wood. The wooden fireproof door uses fire-retardant wood products as the door frame, door leaf framework and door leaf panel. The door leaf is filled with non-toxic, harmless, energy-saving and environmental friendly fireproof and thermal insulation materials, and equipped with fireproof hardware fittings and fireproof glass, which can meet a certain fire resistance limit.

ZHTdoors branndører, 31 års produksjonserfaring innen branndører og Vinduer. De viktigste UL branndørene, EN branndører, BS EN branndører, etc.,.Vi har sertifisering.ZHTdører støtter OEM og gratis design.Våre fordeler:god kvalitet, fabrikkpris, god service.Velkommen til å konsultere oss.