Duck brand 667 pro series electrical tape is ul listed and csa certified with excellent stretch, adhesion, and conformability properties for both indoor and outdoor applications. the 7-mil colored vinyl tape performs well up to 600-volt and temperatures between 14 and 176-degree fahrenheit. the tape resists abrasion, moisture, solvents and is flame retardant and weather-resistant. it is designed for both home and professional electrical and splicing applications. duck brand 667 pro series electrical tape comes in a 3/4" x 66' roll and is available in a wide range of colors from basic to vibrant. duck brand offers a variety of electrical tape products, including professional, high performance and utility grade tapes for basic and professional electrical repair needs.