3M 4411N Extreme Sealing Tape is an ideal solution for creating a water tight seal. It conforms over fasteners, seams, joints, holes, and gaps to ensure a long-lasting seal on a variety of substrates. Translucent, 0.040 in (1.0 mm) thick tape is designed for difficult sealing applications.
3M 4412N Extreme Sealing Tape. This translucent tape is highly conformable, featuring a flexible backing that easily conforms over screw heads, rivets, joints, splices, and other protrusions to protect from water intrusion. 0.080 in (2.0 mm) thick tape is designed for demanding sealing applications.