RW820 is a SBS modified, foil lined, torch-on, reinforced bituminous membrane (RBM), for use as an air & vapour control layer (AVCL). Top Surface: Sanded, Reinforcement: Glass fibre and Underside: Fusible film.
RW820 is designed for use as a high performance air and vapour control layer. Suitable for all building types including high humidity environments. Specified within POWERply torch applied systems. RW820 can be applied to a wide range of substrates.