3M Foil Tape 3311 is a conformable tape with silicone treated liner that unwinds easily to minimize errors and wasted tape . It is flexible and easy to apply in tight spaces, making it the ideal tape for duct repairs. The soft aluminum foil also conforms to irregular surfaces and provides a reliable vapor barrier.

3M 23207, Double Coated Film Tape 9589, White, 2 in x 36 yd, 9 mil, 24 rolls per case, 7000048621
3M 91057, Scotch Restickable Mounting Squares R100S, 1 in x 1 in (2.54 cm x 2.54 cm) 18/pk, 7100245428
3M 21531, Safety-Walk Edging Compound, 7000028614 
