267B86-2 is a rigid vinyl cover designed for Curtis Industries GB/GFT series terminal blocks, providing protection and organization for electrical connections. The cover is constructed from 0.030 inch thick self-extinguishing vinyl with a black matte finish on both sides, meeting flammability standards for safe operation. It features integrated spring clips that enable quick and secure attachment to terminal block mounting positions, accommodating configurations from 1 through 26 terminals. The cover can serve dual purposes as both a protective barrier and a marking strip when imprinted with white ink for circuit identification. This accessory is commonly used in industrial control panels, switchboards, and electrical distribution systems where terminal block organization and safety are essential.