---
title: "Thermal Paint — £35K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/diy-tools/thermal-paint"
last_updated: "2026-07-31T08:32:58.742Z"
locale: en
meta:
description: "Niche score 44/100 · £35K/yr market · 17K searches/yr · £36.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · £35K/yr market · 17K searches/yr · £36.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Thermal Paint — £35K/yr Amazon UK Niche (2026) - Flapen"
---
# **thermal paint**
**Skip it**
Soft demand (-63.8% this quarter) — this niche doesn't clear our bar today.
Market size 9Growth 0Conversion 63Competition 27Returns 98Price range 95Avg price 95Brand share 14Review moat 87Quality gap 68
**Returns**
**Incredible****0.3%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****£36.75**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****£15.32–£64.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****262.76**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Good****5.6%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Okay****69%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****£35K**
£35K/yr · 17K searches
**Growth**
**Bad****-63.8%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, thermal paint is a £35K/yr Amazon United Kingdom market (17K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Jan–Feb–Nov–Dec. Verdict: Skip it — 44/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **thermal paint market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **£18K–£28K**
- units × avg price
- **Conversion rate**
- **5.6%**
- **Avg BSR**
- **#453**
- **Page quality**
- **0%**
- **Prime**
- **35%**
- **Sponsored**
- **76%**
- **Out of stock**
- **16.0%**
- **Avg brand age**
- **81 months**
- **Avg seller age**
- **189 days**
## **Competition & brand share**
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**14**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**69%**
Top 20: 100%
**Open market**
**2%**
- Rempro51% - Thermilate Technology20% - SIRAMICO COATINGS10% - Generic9% - Structural Supplies Online4% - Dryzone3% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -63.8% search growth over the last 90 days.
1K600Spike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 5.0×
[**Open Trend **](https://flapen.com/research/uk/diy-tools/thermal-paint/trend)
## **Top thermal paint search terms**
- **thermal paint**11K/yr-61.9%2.7% conv. - **thermal paint for interior walls**5K/yr-70.1%4.1% conv. - **rempro thermal paint**878/yr-42.8%16.0% conv. [**All search terms **](https://flapen.com/research/uk/diy-tools/thermal-paint/search-terms)
## **Top thermal paint 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%10%£3K20%£7K30%£10K40%£14K101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Rempro Thermal Paint 1Litres - Anti Mould & Anti Condensation Insulating with Glass Bubble Technology (Textured Finish)**Rempro**£16.57**4.5★575 rev](https://www.amazon.co.uk/dp/B07B677LG6) [2**Rempro Thermal Paint 2.5 Litres - Anti Mould & Anti Condensation Insulating with Glass Bubble Technology (Textured Finish)**Rempro**£38.11**4.5★575 rev](https://www.amazon.co.uk/dp/B075HN186Y) [3**SIRAMICO COATINGS I Thermal Insulation Paint I 5 Litres - Matt White I Provides Thermal Insulation to Painted Surfaces**Generic**£45.34**4.4★13 rev](https://www.amazon.co.uk/dp/B0CZF1HFZ3) [4**Thermilate InsOpaint ULTRA INSULATION PAINT Advance Energy Saving Paint Keep Room Warm | 1L | Tough Acrylic Emulsion Wall Ceiling Paint (Ultra White)**Thermilate Technology**£22.69**4.3★127 rev](https://www.amazon.co.uk/dp/B0DQ17WZXC) [5**Rempro Thermal Paint 5 Litres - Premium Anti-Mould & Anti-Condensation Wall Treatment with Glass Bubble Technology (Textured)**Rempro**£64.57**4.5★575 rev](https://www.amazon.co.uk/dp/B075HM815M)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Thermilate InsOpaint ULTRA INSULATION PAINT Advance Energy Saving Paint Keep Room Warm | 5L | Tough Acrylic Emulsion Wall Ceiling Paint (Creamy White 5 Liters)**Thermilate Technology**£46.56**127 rev9mo ago](https://www.amazon.co.uk/dp/B0FY7564D1) [**SIRAMICO COATINGS Anti Condensation Thermal Paint | 1 & 5 Litres - Matt White | British Made (1 Litre)**SIRAMICO COATINGS**£18.94**18 rev1y ago](https://www.amazon.co.uk/dp/B0F1GGKYVT) [**SIRAMICO COATINGS Anti Condensation Thermal Paint | 1 & 5 Litres - Matt White | British Made (5 Litres)**SIRAMICO COATINGS**£39.65**13 rev1y ago](https://www.amazon.co.uk/dp/B0F1GDYDGL) [**Thermilate InsOpaint ULTRA INSULATION PAINT Advance Energy Saving Paint Keep Room Warm | 1L | Tough Acrylic Emulsion Wall Ceiling Paint (Ultra White)**Thermilate Technology**£22.69**127 rev1y ago](https://www.amazon.co.uk/dp/B0DQ17WZXC) [**Thermilate InsOpaint ULTRA INSULATION PAINT Advance Energy Saving Paint Keep Room Warm | 5L | Tough Acrylic Emulsion Wall Ceiling Paint (Ultra White 5 Liters)**Thermilate Technology**£46.90**127 rev1y ago](https://www.amazon.co.uk/dp/B0DHZRG4FR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Thermilate InsOpaint Ultra Insulation Paint 5L Sage Green Matte - Energy Saving Long Lasting Acrylic Emulsion for Walls & Ceilings Anti-Condensation Mould Resistant Durable Thermal Protection**Thermilate Technology**£46.49**4.3★**▲ 296%**](https://www.amazon.co.uk/dp/B0DHZQ1PR3) [**Thermaldry Anti Mould & Condensation Paint by Structural Supplies (5 Litres)**Structural Supplies Online**£49.72**4.6★**▲ 219%**](https://www.amazon.co.uk/dp/B0D8YX8HXS) [**SIRAMICO COATINGS | Anti-Condensation Paint | 5 Litres - Matte White | Thermal Paint Prevents Mould & Fungal Growth up to 10 years**SIRAMICO COATINGS**£40.34**3.8★**▲ 203%**](https://www.amazon.co.uk/dp/B0D1P689WB) [**SIRAMICO COATINGS Anti-Mould Paint | 1 Litre | Superior 10 Year Anti Mould Resistant Paint for Bathrooms Kitchens Walls and Ceilings - Easy Brush & Roller Application**SIRAMICO COATINGS**£15.32**4.4★**▲ 39%**](https://www.amazon.co.uk/dp/B0D2RVW9KK) [**SIRAMICO COATINGS I Thermal Insulation Paint I 5 Litres - Matt White I Provides Thermal Insulation to Painted Surfaces**Generic**£45.34**4.4★**▲ 31%**](https://www.amazon.co.uk/dp/B0CZF1HFZ3)
**~~View all trending →~~**
## **What buyers say about thermal paint**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“Good and reliable”*
**Paint Quality**21%
*“Good paint”*
**Advertised Vs Actual Product**13%
*“Does the job perfectly”*
**Coverage**9%
*“Covers well”*
**Ease Of Use**9%
*“Easy to use”*
**Value For Money**8%
*“Good value for money”*
**Efficiency**4%
*“This seems to do its job”*
**Moist/Dry**3%
*“gives good coverage hopefully it will keep the outside wall damp free”*
**Engraving/Paint/Sublimation**2%
*“Good paint”*
**Brightness/Shine/Glow**1%
*“Very bright”*
### **What buyers complain about **
**Paint Quality**36%
*“Paint is peeling off after a week”*
**Functionality-Overall**9%
*“Didnt work for me”*
**Value For Money**9%
*“Abit pricey”*
**Durability**9%
*“Wasnt well for a week”*
**Thickness**6%
*“A little thin”*
**Smell**3%
*“No smell worth a mention”*
**Natural Resource Wastage**3%
*“waste of time, energy and money”*
**Spray/Flow**3%
*“there was alot of spraying”*
**Ease Of Cleaning**2%
*“I suppose I didnt clean the mould well enough there”*
**Defective Material/Parts**2%
*“This item is not working for mould”*
### **Top return reasons **
**Paint Quality**49%
**Leak-Proof**10%
**Size-Overall**8%
**Advertised Vs Actual Product**6%
**Functionality-Overall**5%
**Color**4%
**Value For Money**4%
**Quality-Overall**4%
**Material Quality**3%
**Thin**1%
## **Common questions**
- **Is thermal paint profitable to sell on Amazon United Kingdom?**
- The niche generates £35K/yr across 17 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -63.8%. Flapen's verdict: Skip it (44/100).
- **How competitive is the thermal paint niche?**
- 7 brands and 14 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in thermal paint?**
- Top complaints mined from reviews: Paint Quality, Functionality-Overall, Value For Money. The return rate is 0.3%.
- **When does demand for thermal paint peak?**
- Demand peaks in Jan–Feb–Nov–Dec; the busiest month runs 5.0× the quietest.
- **What does it cost to enter the thermal paint niche?**
- Listings span £15.32–£64.57; the average listing price is £36.75 (sweet spot $15–$100). The average incumbent carries 263 reviews — the moat a new listing must climb.
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