Foil Tape Tape Brand 3M(TM) Brand and Series 3M 421 Common Industry Assembly Manufacturing Environment Indoor and Outdoor Imperial Tape Length 5 yd Imperial Tape Width 1/2 in Imperial Tape WxL 1/2 in x 5 yd Maximum Tape Performance Temperature 225 Degrees F Minimum Tape Performance Temperature -60 Degrees F Temperature Range -60 Degrees to 225 Degrees F Product Form Continuous Roll Series 421 Tape Adhesive Material Rubber Tape Backing Material Lead Tape Sub-Type Lead Foil Tape