3M Professional Grade 3340V Vent Sealing HVAC Tape 2.5-in x 30 Feet
Item #433282 |
Model #3340V
This item is no longer sold on Lowes.com
2.0 mil aluminum foil backing is ideal as a vapor seal tape for duct closure
Listed for both UL181A-P and UL181B-FX
Replaces mechanical fasteners for rigid duct board
Thermally conductive backing helps heating and cooling efficiency
Permanent acrylic adhesive combined with the durable 2.0 mil backing provides long service life
General | |||
|---|---|---|---|
Color/Finish Family | Silver | Package Quantity | 1 |
Manufacturer Color/Finish | Silver | Grade | Professional |
Series Name | Professional Grade 3340V Vent Sealing | Use Location | Interior |
Type | Dryer Sealing Tape | Backing Type | Aluminum |
Dimensions | |||
|---|---|---|---|
Core Diameter (Inches) | 3 | Thickness | 0.1 |
Length | 30 | Thickness Unit of Measure | Millimeters |
Length Unit of Measurement | Feet | Width (Inches) | 2.5 |
Features | |||
|---|---|---|---|
Maximum Application Temp (Degrees F) | 300 | Minimum Application Temp (Degrees F) | 40 |
Maximum Service Temp (Degrees F) | 300 | Minimum Service Temp (Degrees F) | -40 |
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | No | ||
Warranty | |||
|---|---|---|---|
Warranty | None | ||
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 31201500 | ||
Check out the Best Selling HVAC Foil Tape on Lowes.com
Ratings may include incentivized customer reviews.
What Customers Are Saying
The 3M HVAC foil tape is widely praised for its excellent adhesive and sealing properties, making it well-suited for HVAC and ductwork applications. Many users noted that it forms a strong, airtight seal and is durable enough to withstand heat and exhaust. The tape is described as easy to apply, with a good balance of flexibility and rigidity. Several customers used it successfully to seal dryer vents, HVAC ducts, and other home ventilation systems, reporting improved airflow and efficiency. However, some cautioned that the tape can be difficult to remove or reposition, and the sharp edges may cause cuts. Overall, the consensus is that this is a high-quality, professional-grade foil tape that performs very well for its intended HVAC and ductwork uses.
Customer review summary generated by AI, including incentivized reviews.Incredibly smelly
It works pretty good for tanks, but the adhesive is so smelly, it cant be safe to breathe this in
From 3m.com
Works well, reminds me of really thick tin toil thats sticky.
From Professional Grade 3340D Vent Sealing HVAC Tape 2.5-in x 30 Feet Verified Purchaser
Sticks good
Yes
Verified Purchaser
the edge is sharp can cut
works great
Verified Purchaser
I need a refund on this
I did not revceive it. It was not on the truck when delivery came.
Verified Purchaser
Seems pretty good
Apparently didn't have any in stores near me, so it had to be shipped, works well enough. This vent sealing tape doesn't have the fiber reinforcement, but it adheres pretty good, and forms a pretty tight seal. I have no complaints.
From Professional Grade 3340D Vent Sealing HVAC Tape 2.5-in x 30 Feet Verified Purchaser
Nothing
I use this to seal between insulation I install on HVAC ducting
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