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The 3M 7010314251 is a dead-soft aluminum foil tape engineered for heat shielding, heat reflection, seaming, and sealing across a wide range of trade and industrial applications. The backing conforms to curved and uneven surfaces, making it practical for ductwork, insulation, and thermal barrier work. The pressure-sensitive acrylic adhesive bonds firmly for long-term durability while still removing cleanly after masking use. This tape is classified by UL to UL 723, Class L for low flammability, making it suitable for installations where flame-spread ratings matter. Licensed HVAC technicians and sheet metal workers are the primary installers.
This tape is used in residential and commercial HVAC applications for duct seaming and sealing, insulation facing, heat shielding around temperature-sensitive components, and light-reflective surface work. It is also applied in refrigeration, electrical, and general industrial settings where a thermally conductive, moisture-resistant, and UV-resistant foil tape is required. The 5-inch width and 60-yard length make this roll well suited to larger seaming and patching jobs where coverage and continuity matter.
Designed as a general-purpose aluminum foil tape for HVAC duct seaming and sealing, insulation jacketing, heat shielding, and related trade applications where a UL-classified, pressure-sensitive foil tape is specified.
Installation is typically performed by licensed HVAC technicians or sheet metal workers following applicable mechanical codes. Shut down and de-energize any HVAC or refrigeration equipment before applying tape to duct surfaces or thermal barriers. Ensure surfaces are clean, dry, and free of dust or oil before applying for proper adhesion. Do not use this tape as a substitute for listed duct sealant where an air-barrier sealant is specifically required by code.
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