---
title: "Thermal Window Coverings for Winter — $24K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/thermal-window-coverings-for-winter"
last_updated: "2026-08-08T12:30:25.744Z"
locale: en
meta:
description: "Niche score 44/100 · $24K/yr market · 90K searches/yr · $21.23 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $24K/yr market · 90K searches/yr · $21.23 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Thermal Window Coverings for Winter — $24K/yr Amazon US Niche (2026) - Flapen"
---
# **thermal window coverings for winter**
**Skip it**
Soft demand (-68.7% this quarter) — this niche doesn't clear our bar today.
Market size 6Growth 0Conversion 16Competition 72Returns 43Price range 72Avg price 91Brand share 83Review moat 68Quality gap 70
**Avg price**
**Great****$21.23**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****52%**
top-5 brand share — no brand owns this niche
**Competition**
**Good****42%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Good****$7.21–$35.33**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****776.62**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Okay****3.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$24K**
$24K/yr · 90K searches
**Growth**
**Bad****-68.7%**
90-day search growth — must beat 0% to launch
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, thermal window coverings for winter is a $24K/yr Amazon United States market (90K searches/yr). The top 5 brands hold 52% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 44/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **thermal window coverings for winter market data**
- **Units sold / yr**
- **2K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$32K–$42K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#97**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **5.1%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **139 days**
## **Competition & brand share**
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**26 **▼falling
**Sellers**
**29**
**Top-5 brand share**
**52%**
Top 20: 95%
**Top-5 click share**
**42%**
Top 20: 78%
**Open market**
**41%**
- FONUNO18% - LSGCQ11% - AGHITG9% - Skloopearg8% - Sumobaby7% - ZUNGOUMC7%
## **Demand & seasonality**
Weekly Amazon search volume, last 87 weeks — -68.7% search growth over the last 90 days.
20K15KHoliday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26Prime Day '26 seasonDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jan, Nov, Dec · busiest ÷ quietest = 24.4×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/thermal-window-coverings-for-winter/trend)
## **Top thermal window coverings for winter search terms**
- **insulated window cover**44K/yr-47.4%1.4% conv. - **insulated window coverings**19K/yr-70.4%0.4% conv. - **thermal window cover for winter**26K/yr-95.5%0.3% conv. - **mellroom window insulation kit**2K/yr-82.6%2.1% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/thermal-window-coverings-for-winter/search-terms)
## **Top thermal window coverings for winter products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$9648%$2K12%$3K16%$4K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Reflective Bubble Insulation Sheet Double Side Aluminum Foil Bubble Shield Aluminum Foil Thermal Insulation Radiant Barrier for Windows RV Roof Garage Door (23.6IN X 10FT)**FONUNO**$13.86**4.6★1,980 rev](https://www.amazon.com/dp/B0CH9HNXQ3) [2**AGHITG Reflective Insulation Foam 48 x 10 Ft Window Insulation for Summer Heat Aluminum Foil Bubble Insulation Roll for Keep Heat Window Insulation Kit for RV Thermal Insulation Cover for Window.**AGHITG**$26.02**4.4★1,948 rev](https://www.amazon.com/dp/B0BX7R78GM) [3**Window Insulation for Winter Thermal Curtains Insulated Window Blanket Cover to Keep Cold Out Weatherproofing Insulation Kits for Home (27 x 39 Black)**LSGCQ**$23.97**4.4★34 rev](https://www.amazon.com/dp/B0G3NS1TN2) [4**Black Out Window Cover Portable Blacout Curtain for Bedroom Blackout Blinds No Drill Cuttable Blackout Shades Adhesive Thermal Portable Temporary Darkening Kitchen Travel Skylight RV Dorm 40x57 inch**ZUNGOUMC**$7.21**4.4★1,512 rev](https://www.amazon.com/dp/B0F9WL8CVW) [5**Reflective Foil Insulation Double Reflective Bubble Insulation Sheet Aluminum Foil Bubble Shield Radiant Barrier Roll for RV Windows Weatherproofing (23.6x 10Ft)**LSGCQ**$12.99**4.6★1,361 rev](https://www.amazon.com/dp/B0CMQ25X5Q)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Window Insulation for Winter Insulated Window Cover Thermal Curtains Weatherproofing Insulated Curtains Cover with Outer Oxford Cloth Thicken Cotton Layer for Home RV Basement (27x 39 Black)**FONUNO**$23.62**27 rev8mo ago](https://www.amazon.com/dp/B0G3XB8D38) [**Window Insulation for Winter Thermal Curtains Insulated Window Blanket Cover to Keep Cold Out Weatherproofing Insulation Kits for Home (27 x 39 Black)**LSGCQ**$23.97**34 rev8mo ago](https://www.amazon.com/dp/B0G3NS1TN2) [**BLOCE Window Insulation Kit for Winter Thermal Window Cover for Winter Thicken Warm Winter Waterproof Attic Insulation Cover (Grey 63 L x 47 W)**BLOCE**$15.50**18 rev8mo ago](https://www.amazon.com/dp/B0FZT1FGSM) [**Skloopearg Winter Visible Insulated Window Curtain 39x63 Oxford Cloth Thermal Insulated Window Cover with Buckles Heavy Duty Window Insulation Kit Fits Windows up to 38x62 Grey**Skloopearg**$17.38**120 rev9mo ago](https://www.amazon.com/dp/B0FXNHGWX6) [**Skloopearg Winter Insulated Window Curtain 39x63 Oxford Cloth Thermal Insulated Window Cover with Buckles Heavy Duty Window Insulation Kit Fits Windows up to 38x62 Brown Red**Skloopearg**$17.13**120 rev10mo ago](https://www.amazon.com/dp/B0FS18QSZ8)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Window Insulation kit 3-Layer Cotton Thermal Insulated Window Cover 47 Inch x 63 Inch Oxford Winter Window Covering Velcro Insulation Curtain for Cold Weather to Keep Warm (47X63inch)**Hlimior**$23.08**4.3★**▲ 544%**](https://www.amazon.com/dp/B0FG33JRQ3) [**Frienda Rv Window Reflective Insulation Roll 47.2inchx10ft Double Aluminum Foil Heat Bubble Thermal Window Shade Door Cover Blackout for Garage Roof Travel Camper Skylight Shield**Frienda**$33.56**4.1★**▲ 506%**](https://www.amazon.com/dp/B0CNRX6YZW) [**BLOCE Window Insulation Kit for Winter Thermal Window Cover for Winter Thicken Warm Winter Waterproof Attic Insulation Cover (Grey 63 L x 47 W)**BLOCE**$15.50**4.9★**▲ 486%**](https://www.amazon.com/dp/B0FZT1FGSM) [**Tonature No Drill Cellular Shades for Indoor Windows Thermal Insulating & Noise Reducing Honeycomb Blinds Free Stop Cordless Blackout Shades Grey 22 W x 64 H**Tonature**$30.90**4.6★**▲ 387%**](https://www.amazon.com/dp/B0DZBRB8Z9) [**YoleShy Double Reflective Insulation 48 in X 10 FT RV Window Insulation for Summer Heat Reflective Window Film for Roof Car Garage Doors**YoleShy**$23.44**4.5★**▲ 291%**](https://www.amazon.com/dp/B0CSFXFWH6)
**~~View all trending →~~**
## **What buyers say about thermal window coverings for winter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**16%
*“Ease to install”*
**Quality-Overall**14%
*“Excellent product”*
**Ease Of Use**9%
*“Easy to use”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Value For Money**8%
*“Good value for the money”*
**Efficiency**6%
*“Works very well”*
**Size-Overall**6%
*“It fit the window”*
**Material Quality**3%
*“The material feels durable”*
**Adhesion/Stickiness**2%
*“good adhesion”*
**Sleep Quality**2%
*“Great for sleeping”*
### **What buyers complain about **
**Adhesion/Stickiness**14%
*“Bad adhesive”*
**Thickness**10%
*“It is thick”*
**Size-Overall**8%
*“so it just barely fit”*
**Quality-Overall**6%
*“Garbage”*
**Advertised Vs Actual Product**5%
*“Not as advertised”*
**Value For Money**5%
*“Overpriced”*
**Functionality-Overall**4%
*“which reduces its effectiveness”*
**Heating**3%
*“Totally blocks heat”*
**Assembly/Installation**3%
*“Installation sucks”*
**Smell**3%
*“Really pungent chemical smell”*
### **Top return reasons **
**Size-Overall**38%
**Advertised Vs Actual Product**9%
**Material Quality**7%
**Functionality-Overall**7%
**Thin**5%
**Value For Money**5%
**Adhesion/Stickiness**5%
**Smell**4%
**Quality-Overall**3%
**Compatibility-Overall**2%
## **Common questions**
- **Is thermal window coverings for winter profitable to sell on Amazon United States?**
- The niche generates $24K/yr across 37 tracked products. 2 of 15 products launched in the last 360 days are still selling. 90-day search growth is -68.7%. Flapen's verdict: Skip it (44/100).
- **How competitive is the thermal window coverings for winter niche?**
- 26 brands and 29 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 52% of demand.
- **What do buyers complain about in thermal window coverings for winter?**
- Top complaints mined from reviews: Adhesion/Stickiness, Thickness, Size-Overall. The return rate is 3.6%.
- **When does demand for thermal window coverings for winter peak?**
- Demand peaks in Jan–Nov–Dec; the busiest month runs 24.4× the quietest.
- **What does it cost to enter the thermal window coverings for winter niche?**
- Listings span $7.21–$35.33; the average listing price is $21.23 (sweet spot $15–$100). The average incumbent carries 777 reviews — the moat a new listing must climb.
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