Window Insulation
FailShoppers spend an estimated $33K a year here, so Window Insulation is a Fail.
- Flapen Score
- 42 / 100Ranks 1,704 of 2,225 DIY & Tools niches · −7 vs the category median of 4942
- Market size
- £33K/yr263K searches / yr
- 90-day growth
- -2.2%search demand this quarter
- Competition
- 55%top-5 click share · 14 brands · 35 sellers
Flapen Score
Window Insulation against its category
The dotted line is the DIY & Tools average. Past it, Window Insulation is stronger. Inside it, weaker.
Market
The Window Insulation market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Window Insulation 263K times last year and spent an estimated £33K. The top 5 brands take 71% of clicks. Demand peaks in Jan–Oct–Nov–Dec. Flapen scores it 42 out of 100, a Fail.
01 · Demand
An estimated 1.2% of those searches ended in a purchase.
Shoppers searched for this 263K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 1.2% of those searches ended in a purchase. Searches in the last 90 days moved -2.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £33K a year.
- Searches, last 12 months
- 263K
- Growth, 90 days vs prior 90
- -2.2%
- Conversion, latest week
- 1.2%
- Market size, estimated
- £33Ka year
- Peak month
- November12.8× the quietest month
- Top search term
- thermal window film32K searches a year
02 · Price
A sale here is worth £10.74.
Listings sell for £10.74 on average, from £4.65 to £19.95. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 250 to 500 of them. At £10.74 that is £3K to £5K a year per listing.
- Average price
- £10.74under the $15 to $100 sweet spot
- Price range
- £4.65–£19.95
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £3K–£5K
- Returns
- 1.6%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
86% of listings pay for placement with sponsored ads. 95% ship with Prime. On an average day, 7.4% of listings are out of stock. The average listing ranks #21 within Building Supplies. It carries 8,584 reviews at 3.81 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 95%
- Out of stock, average day
- 7.4%
- Average rank
- #21in Building Supplies
- Average rating
- 3.81 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 8,584per listing
- Listings tracked
- 22
04 · Newcomers
2 of last year's 9 launches cleared the first-year sales bar.
9 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 35 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 9
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 35 months
Products
Top Window Insulation 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 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
rabbitgoo Heat Reflective Window Film Privacy Silver 44.5x200cm
- Price
- £6.28
- Rating
- 4.1/5
- Reviews
- 61,407
- Age
- 7y ago

rabbitgoo Heat Reflective Window Film Privacy Film for Glass Windows Silver 44.5×200cm One Way Mirror Tint with Tools Static Cling Anti Glare UV Sun Blocker for Home Office
- Price
- £6.43
- Rating
- 4.0/5
- Reviews
- 1,457
- Age
- 7mo ago

Lifetree Reflective One Way Window Film Privacy: Mirror Heat Control Sun Blocker Window Tint Film UV Protection Anti Glare No Glue Clear Daytime Privacy for Home Office (Silver 44.5 * 200cm)
- Price
- £5.69
- Rating
- 3.9/5
- Reviews
- 22,425
- Age
- 6y ago

tesamoll Thermo Cover Window Insulating Film - Transparent Insulating Foil for Thermal Insulation of Windows - Includes Double Sided Tape for Easy Installation - 1.7 m x 1.5 m
- Price
- £8.10
- Rating
- 3.8/5
- Reviews
- 10,919
- Age
- 16y ago

BKSAI Upgrade Window Insulation Film Kit Thicker Transparent Thermal Film for Winter with Strong Adhesive and Cold-Resistant Hook & Loop to Keep Draught and Cold Out Weatherproofing 1.7x1.5m
- Price
- £10.96
- Rating
- 3.9/5
- Reviews
- 163
- Age
- 10mo ago
Trending
estimated 90-day click momentum
Silver 44.5x200cm wonderffolie One Way Clear Window Film Privacy Heat Reflective Mirror Window Film for Glass Windows UV Window Tint Film Daytime Anti Glare with Adhesive Thermal Solar Vinyl
- Price
- £8.24
- Rating
- 2.8/5
- Reviews
- 7
- Age
- today

Silver 44.5x200cm wonderffolie Reflective One Way Window Film Privacy Heat Mirror Window Film Anti Glare Sun Blocker UV Window Film Clear See Out Not in for Home Office
- Price
- £8.33
- Rating
- 2.0/5
- Reviews
- 3
- Age
- today

Fensfolie(70X200cm Silver) Window Film Privacy One WaySun Blocker Anti Glare UV Window Film Self Adhesive for Home and Office Mirror Window Tint Film Heat Control Sun Blocker
- Price
- £17.96
- Rating
- 4.0/5
- Reviews
- 2
- Age
- today

rabbitgoo Heat Reflective Window Film Privacy Film for Glass Windows Silver 44.5×200cm One Way Mirror Tint with Tools Static Cling Anti Glare UV Sun Blocker for Home Office
- Price
- £6.43
- Rating
- 4.0/5
- Reviews
- 1,457
- Age
- 7mo ago

rabbitgoo Heat Reflective Window Film Privacy Silver 90x200cm
- Price
- £19.95
- Rating
- 4.1/5
- Reviews
- 61,407
- Age
- 8y ago
Newest
by launch date
Silver 44.5x200cm wonderffolie One Way Clear Window Film Privacy Heat Reflective Mirror Window Film for Glass Windows UV Window Tint Film Daytime Anti Glare with Adhesive Thermal Solar Vinyl
- Price
- £8.24
- Rating
- 2.8/5
- Reviews
- 7
- Age
- today

Silver 44.5x200cm wonderffolie Reflective One Way Window Film Privacy Heat Mirror Window Film Anti Glare Sun Blocker UV Window Film Clear See Out Not in for Home Office
- Price
- £8.33
- Rating
- 2.0/5
- Reviews
- 3
- Age
- today

Fensfolie(70X200cm Silver) Window Film Privacy One WaySun Blocker Anti Glare UV Window Film Self Adhesive for Home and Office Mirror Window Tint Film Heat Control Sun Blocker
- Price
- £17.96
- Rating
- 4.0/5
- Reviews
- 2
- Age
- today

Fensfolie(44.5X200cm Silver) Window Film Privacy One WaySun Blocker Anti Glare UV Window Film Self Adhesive for Home and Office Mirror Window Tint Film Heat Control Sun Blocker
- Price
- £8.96
- Rating
- 3.5/5
- Reviews
- 7
- Age
- 7mo ago

Evofensteere(44.5X200cm Silver) One Way Window Film Privacy Film Sun Blocker Anti Glare UV Window Film Self Adhesive for Home and Office with Tools Heat Reflective Mirror Window Tint Film Anti Glare
- Price
- £8.25
- Rating
- 3.4/5
- Reviews
- 7
- Age
- 7mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
14 falling
Sellers
35
Est. top-5 brand share
71%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 97%
Open market
24%
- rabbitgoo40%
- Lifetree10%
- tesa UK9%
- BKSAI6%
- Aozzy6%
- Gufoltie5%
Demand
Window Insulation search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 12.8×
Search terms
Top Window Insulation search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- thermal window film32K/yr
- window insulation74K/yr
- window insulation film33K/yr
- window insulation kit22K/yr
- secondary glazing kit for windows17K/yr
- secondary glazing10K/yr
- insulation window film6K/yr
- window thermal insulation7K/yr
- weatherproofing window insulation kits4K/yr
- soundproof window film3K/yr
Reviews and returns
What reviews say buyers love and hate about Window Insulation
We read the reviews and the return reasons for every product selling here.
“Poor adhesion”
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.
15 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Window Insulation 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








