Switchboard Mat Antifatigue Material No Application High Voltage Apparatus Motor Control Centers Switchgear ASTM D178 Type/Class Type II Class 2 ATSM Dielectric Test Voltage 50 000 V Backing Material Rubber Color Black Edge Style Straight Indoor/Outdoor Indoor Maximum Voltage 17 000 V Overall Length 6 ft Overall Width 2 ft Resistance Properties Non-Conductive Series M24 Standards Type II ASTM D178 Class 2 Stripe Pattern Straight Stripes Surface Design Ribbed