SOPRAGUM OPTIMA 4 AmF C1 FR

Membrane composed of plastomer modified bitumen with fire retardant additives and a composite polyester reinforcement. Used as an upper layer within a single or multi layer waterproofing system where fire retardant properties are required. The upper surface is finished with slates and the overlap is protected by a thermofusible film. The lower surface is protected by macro perforated thermofusible film and talcum/sand.