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Window Seal

Fail

Demand is soft, at -42.6% this quarter, so Window Seal is a Fail.

Flapen Score
49
49 / 100
Top 44% of 9,536 Tools & Home Improvement niches · +1 vs the category median of 48
Market size
$478K/yr425K searches / yr
90-day growth
-42.6%search demand this quarter
Competition
64%top-5 click share · 14 brands · 102 sellers

Flapen Score

Window Seal against its category

The dotted line is the Tools & Home Improvement average. Past it, Window Seal is stronger. Inside it, weaker.

49Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Window Seal market on Amazon at a glance

Shoppers on Amazon United States searched for Window Seal 425K times last year and spent an estimated $478K. The top 5 brands take 75% of clicks. Demand peaks in Jan–Nov–Dec. Flapen scores it 49 out of 100, a Fail.

01 · Demand

An estimated 10.3% of those searches ended in a purchase.

Shoppers searched for this 425K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 10.3% of those searches ended in a purchase. Searches in the last 90 days moved -42.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $478K a year.

Searches, last 12 months
425K
Growth, 90 days vs prior 90
-42.6%
Conversion, latest week
10.3%
Market size, estimated
$478Ka year
Peak month
November4.1× the quietest month
Top search term
window sealing tape126K searches a year

02 · Price

A sale here is worth $10.91.

Listings sell for $10.91 on average, from $5.67 to $32.74. Amazon reports units sold in ranges. This niche sold 40K to 50K a year. The average listing sells 4,000 to 5,000 of them. At $10.91 that is $44K to $55K a year per listing.

Average price
$10.91under the $15 to $100 sweet spot
Price range
$5.67–$32.74
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
40K–50K
Units per listing a year
4,000–5,000
Revenue per listing a year
$44K–$55K
Returns
1.8%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #53 within Weatherproofing. It carries 4,468 reviews at 4.38 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#53in Weatherproofing
Average rating
4.38 starsAmazon United States average 4.42 stars
Average reviews
4,468per listing
Listings tracked
17

04 · Newcomers

3 of last year's 4 launches cleared the first-year sales bar.

4 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 43 months on average, so the names here are settling in.

Launched, last 12 months
4
Successful launches
3Amazon's first-year sales bar
Average brand age
43 months

Products

Top Window Seal products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 64% of clicks. Leaders hold, but buyers still shop past them.

$0$48K$96K$143K$191K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

14 flat

Sellers

102

Est. top-5 brand share

75%

Top 20: 100%

Est. top-5 click share

64%

Top 20: 100%

Open market

21%

  • XFasten39%
  • SWRT15%
  • D-NYX12%
  • Litaibai4%
  • Bantie4%
  • 3M4%

Demand

Window Seal search demand

Weekly searches over the year, seasonality beneath. Pick a range.

30K20KSpike '24Holiday '24Spike '25Black Friday '25Holiday '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 4.1×

Search terms

Top Window Seal search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • window sealing tape126K/yr
  • window seal tape32K/yr
  • weather sealing tape42K/yr
  • window weather sealing tape31K/yr
  • weather tape26K/yr
  • window insulation tape29K/yr
  • weather tape for windows20K/yr
  • insulation tape for windows10K/yr
  • window screen seal3K/yr
  • soundproofing tape5K/yr

Reviews and returns

What reviews say buyers love and hate about Window Seal

We read the reviews and the return reasons for every product selling here.

19%of positive reviews mention “Adhesion/Stickiness”
42%of negative reviews mention “Adhesion/Stickiness”
1.8%of orders come back
“Adhesive is horrible”
A buyer, on “Adhesion/Stickiness”42% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

17 topics

NegativePositive

FAQ

Common Window Seal questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data