3M™ Weather Resistant Film Tape 838 is comprised of a strong, thin film backing with a high shear strength and a solvent resistant acrylic adhesive. This tape is ideal for many long-term weather resistant and protection applications.
3M™ Weather Resistant Film Tape 838 is a white, 3.4 mil (0.09 mm) tape with an acrylic adhesive and a PVF Film backing. The 2.1 mil (0.05 mm) PVC Film backing provides increased strength without added thickness. This tape is ideally suited for a variety of applications found in building and construction, aerospace, signage, military, and the window and door industries. This tape features excellent resistance to weathering along with outstanding mechanical properties and inertness toward a wide variety of chemicals, solvents, and staining agents. There are no plasticizers in this product which contribute to good long-term aging properties. The tape is strong and flexible, even under a broad range of temperatures. Dispensable and appropriate for outdoor use.