4411N Extreme Sealing Tape Neutral Extreme Sealing Tape 4411N s a neutral, 1 mm thick, conformable, single-side acrylic tape with a high performance ionomer backing designed for difficult sealing applications and good outdoor durability. The single coated tape is designed to seal over an existing joint, seam, or penetration. • Good resistance to many common industrial solvents as well as elevated temperature exposure • Tacky adhesive sticks on contact for immediate bond with no drying time, oozing, or clean up • Neutral, 1 mm thick, conformable tape forms effective seals over contours, edges, rivets, and screw heads • Backing is paintable and offers a clean appearance • Seal joints, seams or penetrations