Electrical insulating matting certified according to IEC 61111:2009 in class 3, with an operating voltage of 26 500 V, a test voltage of 30 000 V and a withstanding voltage of 40 000 V, with permanently vulcanized marking tape. Vulcanized elastomer smooth is available in gray, 3 mm thick (+0.5/-0.2mm) with basic weight 4,6 kg/m2.