SOPRALENE TECHNO VENTI 4 AF C1 FR

Membrane with a vapour-pressure and tension dispersion system, composed of elastomer modified bitumen with fire retardant additives and a composite polyester reinforcement. Used as a single layer waterproofing system on surfaces where fire retardant properties and partial adhesion are required. The upper surface is finished with slates and the overlap is protected by a thermofusible film. The lower surface is provided with thermofusible bitumen stripes alternated with non-stick stripes protected by a thermofusible film.