SKU | 7010337233 |
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Legacy SKU | 70008502067 |
UPC | 00051125854641 |
Catalog Number | 438 |
Product Number | 438 |
3M Heavy Duty Aluminum Foil Tape 438 is a high-performance foil tape designed for numerous applications across a broad range of industries. Comprised of a dead soft aluminum foil backing with a highly engineered pressure sensitive acrylic adhesive, it is ideal for heat shielding, heat reflecting, seaming and sealing.
- Heavy duty dead soft aluminum foil backing provides increased effectiveness for head shielding in demanding applications
- Highly engineered acrylic adhesive provides long term durability, but removes cleanly after harsh masking applications
- Withstands exposure to flame, weathering, moisture and UV
- Heat and light reflective tape protects surfaces and enhances lighting efficiency
- Recognized by UL to UL 746C and Classified by UL to UL 723, Class "L" for low flammability rating
Product Dimensions |
Imperial | Metric |
Width | 6 in | 152.4 mm |
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Length | 60 yd | 54.86 m |
Shipping Dimensions |
|
Weight | 15.5 lb |
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Length | 6.8 in |
Width | 6.8 in |
Height | 16.2 in |
Color | Silver |
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PRODUCT FAQ
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What is 3M™ Heavy Duty Aluminum Foil Tape 438 used for?
This tape is designed for heavy-duty sealing and securing of joints, seams, and connections in HVAC ductwork.
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Is this tape flame-resistant or heat-resistant?
Yes! It contains a rubber adhesive to withstand flames and heat.
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How easy is the 3M™ Heavy Duty Aluminum Foil Tape 438 to use?
The backing tears easily by hand, so it's super simple to use without scissors. The acrylic adhesive makes it stick strong with little pressure required.
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What size options are available if I want to buy other rolls besides the one you mentioned earlier?
This tape comes in different sizes from .5 inches up to as wide as 60 yards!
3M™ Heavy Duty Aluminum Foil Tape 438 is a reliable solution for heat dissipation and substrate protection. It is made of a dead soft, thermally conductive aluminum backing that reduces hot spots and withstands high temperatures. The tape is coated with a highly engineered acrylic adhesive that maintains a strong bond even when exposed to high heat and humidity. It can also withstand moisture, weathering, UV, and solvents, making it suitable for indoor and outdoor use.
3M™ Aluminum Foil Tape 438 is UL Recognized to UL 746C (File E 122798) and Classified by UL to UL 723 "L" for low flammability rating (File R 7311). It meets F.A.R 25.853(a) and has a temperature use range of -65°F to 300°F (-54°C to 149°C).
Recommended Applications- Heat shielding of delicate parts
- Heat reflecting
- Moisture barrier
- Seaming and sealing
- Refrigerator and freezer coil attachment
- Plastic protection against heat and UV exposure