3M™ 838 Weather Resistant Film Tape 1" x 72 yd 3.4 mil White 7100028874 - Pkg Qty 36
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In Stock
SKU
281-12021B32
3M™ 838 Weather Resistant Film Tape 1" x 72 yd 3.4 mil White
Protect your outdoor projects from the elements with 3M Weather Resistant Film Tape 838. This strong and flexible tape features a thin Tedlar PVCF film backing and a solvent-resistant acrylic adhesive, making it ideal for sealing seams, protecting against moisture intrusion, and wrapping outdoor applications. With a temperature range of -100°F to 225°F, this tape can withstand extreme conditions. It adheres immediately to various substrates and maintains high secure adhesion in climate and temperature changes. Suitable for building, aerospace, signage, and window and door industries, this tape provides long-term protection and durability.
Top product features:
- Seals seams of outdoor building panels, windows, and doors to prevent moisture intrusion.
- Provides high secure adhesion for extended periods, even in climate and temperature change variations.
- Resists many solvents, including jet engine fuel, hydraulic fluid, and lubricating oils, making it ideal for applications where solvent resistance is needed.
Top product applications:
- sealing the seams of outdoor building panels
- sealing critical areas from moisture intrusion
- sealing wrapping and protecting in outdoor exposure applications
This item is NOT returnable.
3m™ weather resistant film tape 838 is comprised of a strong thin tedlar® pvcf 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. Thin but strong and resistant to the elements 3m™ weather resistant film tape 838 is a white 3.4 mil tape with an acrylic adhesive and a tedlar® pvf film backing. The 2.1 mil tedlar® 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. 3m™ weather resistant film tape 838 will perform in temperatures ranging from -100°f/-73°c to 225°f/107°c. Recommended applications ul style"margin-top0px; padding-top 5px; padding-bottom 5px;" sealing the seams of outdoor building panels windows and doors hinge seal on shower doors sealing critical areas from moisture intrusion sealing wrapping and protecting in outdoor exposure applications adhesion that endures 3m™ weather resistant film tape 838 (pdf 225.3 kb) features an acrylic adhesive that adheres immediately on contact to a variety of substrates. Once bonded this adhesive will provide high secure adhesion for extended periods. This adhesive maintains adhesion in climate and temperature change variations. It is also resistant to many solvents including jet engine fuel hydraulic fluid and lubricating oils making it an ideal choice for applications where solvent resistance is needed. Features ul style"margin-topAdditional Information
- UPC: 50021200056845
- UNSPSC: 31201522
- Brand: 3m
- Color: White
- Package Quantity: 36
- Country of Origin: MX
- FOB Origin: PA
- Ships by: PARCEL
- Comes in a kit: No
- Newly added to catalog: No
- Item is on Clearance: No
- Contains Hazardous Materials: No
- CA Proposition 65 Applies: Yes
- Package Length: 11.34
- Package Width: 10.94
- Package Height: 10.20
- Package Weight: 0.53
Product info last updated on February 1, 2026 9:04pm UTC
Category: Building and Construction Tape