Emarter
3M Indoor Window Insulation, Insulator Kit for 5 Windows 3ft x 5ft, Keeps Cold Air Out and Warm Air In, Includes Heat Shrink Window Film and Scotch Window Film Mounting Tape (2141W-6)
$11.79
Price accurate as of Jul 26, 2026. Check current price on Amazon.
See Price on AmazonThis 3M item is priced 86% below the 414,308-product Tools & Home Improvement average of $84.08, and rated below the category's 4.4-star average.
Key Features
- Saves energy and reduces heating costs Reduces condensation and prevents frost buildup Quick and easy installation Fits five 3'x 5' indoor windows 1 year Limited Warranty: This 3M product will be free from defects in material and manufacture. If this product is defective, your exclusive remedy shall be, at 3M's option, replacement of the product or refund of the purchase price.Limitation of Liability: 3M will not be liable for any loss or damage arising from this product, whether direct, indirect, special, incidental or consequential
Specifications
| Brand | 3M |
|---|---|
| Category | Tools & Home Improvement |
| Subcategory | Building Supplies > HVAC > Weatherproofing > Window Insulation Kits |
| ASIN | B00002NCJI |
| Listed Since | Jul 11, 2026 |
Price History
Checked 18 times, trending flat — a real price history, not a one-time listing.
| Date | Price |
|---|---|
| Jul 26, 2026 | $11.79 |
| Jul 25, 2026 | $11.79 |
| Jul 24, 2026 | $11.79 |
Best-Seller Rank History
Amazon's own sales rank within Tools & Home Improvement, over time.
| Date | Rank |
|---|---|
| Jul 26, 2026 | #31,444 |
| Jul 25, 2026 | #19,733 |
| Jul 24, 2026 | #19,733 |
Common Questions
Is this a good price for Tools & Home Improvement?
At $11.79, this is about 86% below the 414,308-product Tools & Home Improvement average of $84.08.
How well does this sell compared to other Tools & Home Improvement products?
It's ranked #31,444 in Tools & Home Improvement by Amazon's own best-seller rank, and its price has been trending flat over our last 18 price checks.
How reliable is the 3.8 star rating?
It's based on 15,517 Amazon reviews, compared to a Tools & Home Improvement category average of 4.4 stars.
