Window Ac Insulation Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Window Ac Insulation sales on Amazon US totaled 58,500 units in July 2026 (▼ 12.8% vs. the prior month), generating an estimated $698,459 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 61.5% of unit volume and 53.3% of revenue, while a typical listing is priced at $14.06. The keyword itself pulled 3,001 Amazon queries over the same period (▼ 41.5% MoM).
Zooming out to the 12-month window ending July 2026, the window ac insulation Top 50 moved 554,050 units and $6,943,896 in cumulative sales — an average of 46,171 units and $578,658 per month. Monthly throughput topped out at 67,050 units in June 2026 and dipped to 22,100 in September 2025, leaving the latest reading 113.5% higher than August 2025.
Window Ac Insulation Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
58.5K
▼ 12.8% MoM
Monthly Revenue 2026/07
$698.5K
▼ 15.8% MoM
Top 10 Market Share 2026/07
61.5%
Window Ac Insulation Market Share & Sales Concentration on Amazon US — July 2026
The most-sold window ac insulation listing on Amazon US in July 2026 is ASIN B07PDRY2T2 (Brand: XFasten), which sold 10,000 units at $9.99 apiece — equal to 17.1% of every unit tracked in this report and 1.7× the volume of the No. 2 listing.
The Top 10 ASINs account for 36,000 units and $372,140 in July 2026 — 61.5% of unit volume and 53.3% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Window Ac Insulation' on Amazon
July 2026









Is 61.5% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown

B07PDRY2T2
XFasten Transparent Window Weather Sealing Tape, 2-Inch x 30 Yards (50.8mm x 27.43m), Clear Window Draft Isolation Sealing Film Tape, No Residue
10K
▲ 0.0%vs. prior month
$99.9K
latest month
12-month trend

B0000DH4JL
THERMWELL Frost King AC43H Air Conditioner Weatherseal Tape, 2-1/4 by 2-1/4 by 42-Inch
6K
▼ 25.0%vs. prior month
$29.6K
latest month
12-month trend

B0CH9HNXQ3
FONUNO Bubble Insulation Sheet, Reflective Insulation Roll, 23.6IN X 10FT | Double Side Aluminum Foil Bubble Shield Aluminum Foil Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door
4K
▲ 100.0%vs. prior month
$55.5K
latest month
12-month trend

B0000CBIFD
Frost King R734H Sponge Rubber Foam Tape 3/4" W X 7/16" H X 10' L, Black
4K
▲ 33.3%vs. prior month
$20.5K
latest month
12-month trend

B08QDL1XTC
Breeze Stop Surround Insulation Side Panels White for Window AC Unit Indoor Air Conditioner Cover for Winter and Summer
3K
▼ 40.0%vs. prior month
$99K
latest month
12-month trend

B0F5B2KX77
33FT EVA Foam Weather Stripping Door Seal, Self-Adhesive Weatherstrip Tape for Door Frame, Window Gaps, Soundproof Insulation
2K
▼ 33.3%vs. prior month
$19.7K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Window Ac Insulation Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
XFasten is the best-performing window ac insulation brand in July 2026, moving 10,000 units across 1 ASIN for 27.8% of Top 10 volume. Thermwell follows with 6,000 units (16.7%), ahead of FONUNO on 4,000 units (11.1%).
Volume is spread across 10 brands, with the top three holding 55.6% between them. No single label controls the shelf, which usually leaves room for a well-differentiated listing to take share without outspending an incumbent. Average selling prices among the leaders run from $4.93 to $13.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
XFasten
1 ASIN in Top 10
27.8%
Units
10K
Revenue
$99.9K
Avg. price
$9.99

B07PDRY2T2
$9.99·★4.4·11.7K revsXFasten Transparent Window Weather Sealing Tape, 2-Inch x 30 Yards (50.8mm x 27.43m), Clear Window Draft Isolation Sealing Film Tape, No Residue
Units sold10K
Thermwell
1 ASIN in Top 10
16.7%
Units
6K
Revenue
$29.6K
Avg. price
$4.93

B0000DH4JL
$4.93·★4.7·3.5K revsTHERMWELL Frost King AC43H Air Conditioner Weatherseal Tape, 2-1/4 by 2-1/4 by 42-Inch
Units sold6K
FONUNO
1 ASIN in Top 10
11.1%
Units
4K
Revenue
$55.5K
Avg. price
$13.99

B0CH9HNXQ3
$13.99·★4.6·2.2K revsFONUNO Bubble Insulation Sheet, Reflective Insulation Roll, 23.6IN X 10FT | Double Side Aluminum Foil Bubble Shield Aluminum Foil Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door
Units sold4K
Trending Window Ac Insulation Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. On the growth side, B0CH9HNXQ3 leads positive momentum with ▲ 100.0% MoM growth on 4K units, with B0FDGGB8PQ close behind at ▲ 100.0% MoM on 1K units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.

B0CH9HNXQ3
FONUNO Bubble Insulation Sheet, Reflective Insulation Roll, 23.6IN X 10FT | Double Side Aluminum Foil Bubble Shield Aluminum Foil Thermal Insulation Radiant Barrier for Windows, RV, Roof, Garage Door
Price
$13.99
Rating
4.6
Reviews
2.2K
Latest month sales

B0FDGGB8PQ
Window Sealing Tape, Window AC Sealing Around Vents,Insulation,3 Inch Wide | Blocker for Cold Heat Air, Windproof, Waterproof, Heavy Duty, No Residue,3 Inch X 65.5 FT (White)
Price
$16.99
Rating
4.4
Reviews
388
Latest month sales

B0FG7LFNR4
SWRT Window Sealing Tape, 3 in x 33 ft, 20 Mil Thick, Weather Sealing Tape | Blocks Hot Air & Drafts; 20 Mil Heavy-Duty Seal; 3 in Wide Gap Coverage; Clean Seasonal Removal; Easy Cut-and-Press Use
Unlock to view ASIN details and product titles
Price
$9.99
Rating
4.4
Reviews
211
Latest month sales
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