ETR-FR-C meets NEMA GPO-3 requirements and exceeds NEMA in dielectric strength, arc resistance, and track resistance. This U.L. recognized grade is highly flame retardant and low smoke generating. ETR- FR-C is an IEEE 130ºC electrical/160ºC mechanical Class B material. Applications include high voltage appliance insulators, bus bar supports, and barriers in switchgear. Available in thicknesses .032" - 2.00". Standard color - Red. Meets Gov't Spec - I-24768/6.