7 Mil transparent acrylic coated Fiberglass tape provides excellent tensile strength, electrical insulation, thermal insulation, dimensional stability and thermal endurance. Meets Siemens Spec 41514CT 7 Mil transparent acrylic coated woven fiberglass tapes have a wide range of uses in the electrical equipment market: Transformers, motors, generators, switch gears, consumer appliances and electronic equipment use these tapes to insulate, seal, or strengthen their various components.