In order to prevent people’s health from being threatened, the filling materials in the wooden fire doors are all non-toxic and environmentally friendly fire and heat insulation materials. The wooden fire door is composed of fireproof hardware accessories (and fireproof glass), which can meet a certain fire resistance limit.

ZHTdoors fire doors, 31 years of production experience in fire doors and Windows. The main UL fire doors, EN fire doors,  BS EN fire doors, etc.,.We have certification.ZHTdoors support OEM and free design.Our advantages:good quality, factory price, good service.Welcome to consult us.