3M™ Extreme Sealing Tape 4411B is a black, 1 mm thick, highly conformable, single-side acrylic tape with a high performance ionomer backing. Our tape was specifically designed to give you professional results under outdoor exposure to direct sunlight, as well as temperature and humidity extremes while creating an effective seal over an existing joint, seam, or penetration.
| Adhesive Color | Black | |
| Adhesive Type | Acrylic | |
| Application Method | Apply by hand | |
| Applications | Roof Sealing, Seam and Joint Sealing | |
| Back-Side Adhesive Thickness | 0.1 mm | |
| Backing (Carrier) Material | Ionomer | |
| Backing Material | Ionomer | |
| Backing Thickness (metric) | 0.05 mm | |
| Brands | 3M™ | |
| Core Size (metric) | 76.2 mm | |
| Indoor/Outdoor | Both | |
| Industries | Construction, Metalworking, Signage, Transportation | |
| Liner Material | Polyester Film | |
| Maximum Operating Temperature (Celsius) | 38 ℃ | |
| Minimum Operating Temperature (Celsius) | 4 ℃ | |
| Overall Length (Metric) | 5.5 m | |
| Overall Width (Metric) | 50 mm | |
| Primary Liner | Matte | |
| Primary Liner Thickness (Metric) | 0.05 mm | |
| Product Color | Black |