A premium range of high performance reinforced bitumen waterproofing membranes, manufactured with the unique Alpa® polymeric binder, making it our most technologically advanced RBM system suitable for single layer application.
Excel® has demonstrated exceptional ageing characteristics with laboratory accelerated ageing tests determining a service life in excess of 60 years. Excel is British Board of Agrément (BBA) certified, is accepted by all third party building warranty providers such as LABC and NHBC, and complies in full with The Building Regulations and all relevant British and harmonised European standards. Excel achieves a 30 year insured guarantee covering materials, design, workmanship and insolvency. The Excel® system range includes Air and Vapour Control Layers (AVCLs), tapered or flat board thermal insulation and heavy-duty capsheets self finished in a choice of colours providing a versatile and robust finish to suit roof designs of differing complexity.