Professional black sealing tape with instant adhesion, 25 mil thickness, TPO backing, UV and water-resistant for outdoor industrial applications including HVAC, roofing, and trailer sealing.
3M™ Extreme Sealing Tape 4410B+ is a professional-grade sealing solution designed for quick and clean sealing applications in demanding outdoor and industrial environments. This black, 0.025 inch (0.6 mm) thick tape features instant adhesion technology that eliminates the need for messy caulking equipment, cure time, and liquid sealant disposal. The tape is engineered with a durable thermoplastic polyolefin (TPO) backing combined with a permanent acrylic adhesive, delivering exceptional conformability over fasteners, seams, joints, holes, and gaps.
The tape excels in harsh environmental conditions, providing superior resistance to sun, rain, extreme temperatures, vibration, and thermal expansion or contraction. Its linerless design supports sustainability goals by eliminating traditional liner waste while maintaining optimal performance. 3M™ Extreme Sealing Tape 4410B+ is ideal for diverse industrial applications including cargo trailer rail seals, HVAC enclosures, roof sealing, exterior side panel sealing, and truck and trailer roof sealing.
With a single-coated design and flexible TPO backing, this tape conforms perfectly over irregular surfaces and provides water-tight sealing. Available in multiple colors (black, gray, white) and thicknesses, the 4410B+ variant offers the perfect balance of durability, ease of application, and long-lasting performance. The tape features UV resistance, humidity resistance, heat resistance, and low temperature resistance, making it suitable for both indoor and outdoor use across construction, general industrial, MRO, metalworking, signage, solar, specialty vehicles, and transportation industries.
Key Features
- Instant adhesion technology eliminates cure time and messy caulking equipment
- Rugged construction with resistance to sun, rain, extreme temperatures, and vibration
- Flexible TPO backing that conforms over fasteners, seams, joints, holes, and gaps
- Linerless design supports sustainability by eliminating traditional liner waste
- UV resistant and water-tight seal for long-lasting outdoor performance
- Single-coated acrylic adhesive on durable thermoplastic polyolefin backing
- Suitable for multiple industries including construction, HVAC, solar, and transportation
- Available in three colors (black, gray, white) and multiple thicknesses
Technical Specifications
| Specification |
Value |
| Product Number | 4410B+ |
| 3M ID | 7100365482 |
| Total Tape Thickness without Liner | 25 mil (0.6 mm) |
| Backing Material | Thermoplastic Polyolefin (TPO) |
| Adhesive Material | Acrylic |
| Adhesive Type | Permanent, Single-sided |
| Product Color | Black |
| Container Type | Roll |
| Core Size | 3 inches (76.2 mm) |
| Back Side Adhesive Thickness | 21 mil (0.5 mm) |
| Backing Thickness | 4 mil (0.1 mm) |
| Application Temperature Range | 10°C to 93°C (50°F to 200°F) |
| Maximum Operating Temperature | 93°C (200°F) |
| Physical Form | Solid Tape |
| Shelf Life | 24 Months |
| UV Resistant | Yes |
| Water-tight | Yes |
| Flame Resistant | No |
| Foam Conformability | Very Conformable |
| Indoor/Outdoor Use | Both |
| Application Method | Apply by Hand |
| Smallest Saleable Unit | Roll |
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