3M Interam" T-49 Tape

Designed to seal the cut edges of 3M Interam Mats and 3M Fire Barrier Duct Wrap to complete the total encapsulation.3-mil aluminum foil, 4" x 180. Acrylic adhesive performs in high temperatures.3M Interam" T-65 Tape Designed to seal the cut edges of 3M Interam Mats that have stainless steel backing. Adhesive backed stainless steel foil tape performs in high temperatures.Comes in 4" x 100.