Glasflex® Production produces composite thermosetting linings for the renovation and rehabilitation of chimney ducts with an innovative, non destructive method.We are the Leading European company in the for reliability and quality of this new technique of restoring heating and water conducts without having to either brake any walls or affect the esthetics of the building.Our composite sheath has an internal layer of glass fiber and an external one of glass fiber interwoven with cotton. The whole sheath is soaked in our special resin which hardens when stimulated with steam. This allows us to renew the conducts on the basis and the design that already existed from the inside, saving a considerable amount of effort, time, trouble and materials.