In order to avoid people’s health being threatened, the filling materials in the wooden fire doors are non-toxic and environment-friendly fire insulation materials, which not only reduce the production cost, but also achieve energy conservation and environmental protection. The fire resistance of wooden fireproof door shall not be less than 0.6 hours.

Portes coupe-feu ZHTdoors, 31 ans d’expérience dans la production de portes coupe-feu et de fenêtres. Les principales portes coupe-feu UL, portes coupe-feu EN, portes coupe-feu BS EN, etc.