Window Heat Blocker Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Window Heat Blocker sales on Amazon US totaled 321,000 units in July 2026 (▲ 9.2% vs. the prior month), generating an estimated $4,243,790 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 43.6% of unit volume and 38.1% of revenue, while a typical listing is priced at $14.54. The keyword itself pulled 12,408 Amazon queries over the same period (▼ 48.2% MoM).
Zooming out to the 12-month window ending July 2026, the window heat blocker Top 50 moved 2,157,000 units and $29,663,132 in cumulative sales — an average of 179,750 units and $2,471,928 per month. Monthly throughput topped out at 321,000 units in July 2026 and dipped to 113,400 in May 2026, leaving the latest reading 56.7% higher than August 2025.
Window Heat Blocker 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
321K
▲ 9.2% MoM
Monthly Revenue 2026/07
$4.2M
▲ 8.1% MoM
Top 10 Market Share 2026/07
43.6%
Window Heat Blocker Market Share & Sales Concentration on Amazon US — July 2026
The most-sold window heat blocker listing on Amazon US in July 2026 is ASIN B01KIFISX2 (Brand: EcoNour), which sold 30,000 units at $15.99 apiece — equal to 9.3% of every unit tracked in this report and 1.5× the volume of the No. 2 listing.
The Top 10 ASINs account for 140,000 units and $1,616,200 in July 2026 — 43.6% of unit volume and 38.1% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Window Heat Blocker' on Amazon
July 2026
Is 43.6% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
Powered by ASINSIGHT MCP · Grounded in ASINSIGHT Amazon data
Top 5 Volume Share breakdown
B01KIFISX2
Econour Car Windshield Sun Shade, Front Window Sun Blocker for SUVs,Sedan
30K
▲ 50.0%vs. prior month
$426K
latest month
12-month trend
B01CS31R94
NICETOWN Black Blackout Curtains for Bedroom 42" Wide x 63" Long 2 Panels | Solid Grommet Thermal Insulated Drapes, Noise Reducing, Light Blocking, Room Darkening Decor for Kitchen Window Treatments
20K
▼ 33.3%vs. prior month
$199.8K
latest month
12-month trend
B0C1YFF2JJ
300T Thickened Automotive Glass Sunshade and Comes with Storage Bag,Keep Car Interior Cool,Universal Windshield Sun Shade Fit for Cars,Trucks,SUVs (L: 57.08 * 31.5 inch)
20K
▲ 0.0%vs. prior month
$156.2K
latest month
12-month trend
B00WH7Y7TY
Munchkin Brica Sun Safety Car Window Shade with Heat Alert, Helps Block UVA/UVB Rays, 2 Pack, Black
10K
▲ 0.0%vs. prior month
$104.3K
latest month
12-month trend
B01N20YR6B
rabbitgoo Rainbow Window Privacy Film, Stained Glass Cling, 17.5" x 78.7" | Decorative Static Sticker, Non-Adhesive Reusable Window Tint, Heat Control UV Blocking Coverings for Home Doors, Living Room
10K
▲ 0.0%vs. prior month
$72.8K
latest month
12-month trend
B07P7FKW8X
KESPEN Window Privacy Film One Way Static Cling Tint, Black, 17.5InX6.5Ft | Reflective Sun Heat Blocking Daytime Privacy Anti UV Window Tint for Home Office
10K
▲ 0.0%vs. prior month
$65.8K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Window Heat Blocker Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
EcoNour is the best-performing window heat blocker brand in July 2026, moving 30,000 units across 1 ASIN for 21.4% of Top 10 volume. NICETOWN follows with 20,000 units (14.3%), ahead of Aokdom on 20,000 units (14.3%).
Volume is spread across 10 brands, with the top three holding 50.0% 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 $8.99 to $15.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
EcoNour
1 ASIN in Top 10
21.4%
Units
30K
Revenue
$426K
Avg. price
$15.99
B01KIFISX2
$15.99·★4.3·124.8K revsEconour Car Windshield Sun Shade, Front Window Sun Blocker for SUVs,Sedan
Units sold30K
NICETOWN
1 ASIN in Top 10
14.3%
Units
20K
Revenue
$199.8K
Avg. price
$9.98
B01CS31R94
$9.98·★4.6·132.8K revsNICETOWN Black Blackout Curtains for Bedroom 42" Wide x 63" Long 2 Panels | Solid Grommet Thermal Insulated Drapes, Noise Reducing, Light Blocking, Room Darkening Decor for Kitchen Window Treatments
Units sold20K
Aokdom
1 ASIN in Top 10
14.3%
Units
20K
Revenue
$156.2K
Avg. price
$8.99
B0C1YFF2JJ
$8.99·★3.9·10.3K revs300T Thickened Automotive Glass Sunshade and Comes with Storage Bag,Keep Car Interior Cool,Universal Windshield Sun Shade Fit for Cars,Trucks,SUVs (L: 57.08 * 31.5 inch)
Units sold20K
Trending Window Heat Blocker 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. Specifically, 2 ASINs forced its way in: B0881QG5WK booked 10K units at $11.99, with ▲ 25.0% MoM change. On the growth side, B073TVRQ5D leads positive momentum with ▲ 200.0% MoM growth on 3K 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.
B0881QG5WK
ChrisDowa Blackout Curtains for Bedroom and Living Room 63 Inches Long | 2 Panels Set, Thermal Insulated, Light Blocking, Room Darkening, Grommet, Window Drapes, Dark Grey, 42 x 63 Inch
Price
$11.99
Rating
4.6
Reviews
31.2K
Latest month sales
B0CRF6K82X
Dwersty Frosted Glass Window Privacy Film Decorative, 17.5" x 78.74" | Bathroom Sliding Door Office Window Tint for Home Glass Windows Cover, Static Cling, Removable, Reusable, Anti-UV, Anti-Glare
Price
$5.97
Rating
4.3
Reviews
5.1K
Latest month sales
B073TVRQ5D
VELIMAX Static Cling Total Blackout Window Film Privacy Room Darkening Window Tint Black Window Cover 100% Light Blocking No Glue (17.7 x 78.7 inches)
Unlock to view ASIN details and product titles
Price
$6.99
Rating
4.3
Reviews
26.9K
Latest month sales
One Amazon dataset. Two ways to use it.
Every number in this window heat blocker report comes from the Amazon market data ASINSIGHT tracks. Pick how you want to work with it.
Explore the full data
Browse the complete, structured picture in a ready-made interface — and keep tracking it as the market moves.
- Organic vs. ad traffic shifts per product
- Hourly rank and search-volume tracking
- Competitor ASINs and historical trends
Starts with a free ASINSIGHT account
Analyze the data your way
Connect the same data to ChatGPT, Claude or Cursor, then combine any dimensions to answer your own questions.
- Combine product, keyword, sales & ranking data freely
- Follow up in your own words, no fixed reports
- Works in ChatGPT, Claude & Cursor
20,000 credits/mo free, no credit card