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41

radiator paint

Skip it

Prices mostly outside the sweet spot ($3.94–$13.76) — this niche doesn't clear our bar today.

Market size 48Growth 14Conversion 80Competition 30Returns 97Price range 0Avg price 24Brand share 11Review moat 35Quality gap 52

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Conversion

Great8.3%

search→purchase rate — share of searches ending in a sale

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Market size

Okay£262K

£262K/yr · 361K searches

Review moat

Okay3,024

avg incumbent reviews — the moat a new listing must climb

Competition

Okay67%

top-5 click share — leaders hold, buyers still browse

Avg price

Bad£8.75

avg listing price — sweet spot $15–$100

Growth

Bad-22.4%

90-day search growth — must beat 0% to launch

Brand share

Bad96%

top-5 brand share — brand-locked demand

Price range

Bad£3.94–£13.76

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United Kingdom niche tracking, radiator paint is a £262K/yr Amazon United Kingdom market (361K searches/yr). The top 5 brands hold 96% of demand. Verdict: Skip it — 41/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

radiator paint market data

Units sold / yr
25K–30K
avg 1,250–1,500/product
Revenue / yr
£219K–£263K
units × avg price
Conversion rate
8.3%
Avg BSR
#56
Page quality
0%
Prime
85%
Sponsored
69%
Out of stock
9.2%
Avg brand age
56 months
Avg seller age
181 days

Competition & brand share

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 falling

Sellers

59

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

2%

  • RUSTINS51%
  • Polar Specialist Coatings17%
  • Johnstone's12%
  • Hammerite9%
  • 1517%
  • VARNOX2%
  • Open — no brand owns it (1 brand, 2%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.4% search growth over the last 90 days.
9K7KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

Top radiator paint search terms

  • radiator paint283K/yr
  • white radiator paint33K/yr
  • radiator paint white39K/yr
  • radiator enamel paint white4K/yr
  • radiator heat resistant paint3K/yr
All search terms

Top radiator 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%£26K20%£52K30%£79K40%£105K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

What buyers say about radiator paint

What buyers praise and complain about, mined from review topics.

What buyers love

Paint Quality20%

“Excellent paint”

Quality-Overall11%

“Great alternative to gloss”

Value For Money10%

“Excellent value”

Coverage7%

“Excellent coverage”

Advertised Vs Actual Product7%

“Just what I needed”

Engraving/Paint/Sublimation6%

“Easy to paint”

Moist/Dry4%

“drys lovely”

Color4%

“Good colour”

Ease Of Use4%

“Easy to use”

Smell3%

“Didn't smell too strongly”

What buyers complain about

Paint Quality23%

“Poor quality paint, poor coverage”

Thickness12%

“putting it on a radiator you have to go really thinly”

Smell12%

“the stench makes me feel ill”

Quality-Overall7%

“Very poor performance”

Coverage4%

“poor coverage”

Color3%

“Will yellow after a few months”

Leak-Proof3%

“Drips a lot”

Size-Overall3%

“Much larger”

Adhesion/Stickiness2%

“my clothes stuck to it”

Functionality-Overall2%

“Didnt job”

Top return reasons

Paint Quality32%
Size-Overall22%
Color17%
Leak-Proof6%
Quality-Overall5%
Advertised Vs Actual Product3%
Spray/Flow2%
Compatibility-Overall2%
Value For Money2%
Functionality-Overall1%

Common questions

Is radiator paint profitable to sell on Amazon United Kingdom?
The niche generates £262K/yr across 13 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -22.4%. Flapen's verdict: Skip it (41/100).
How competitive is the radiator paint niche?
7 brands and 59 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 96% of demand.
What do buyers complain about in radiator paint?
Top complaints mined from reviews: Paint Quality, Thickness, Smell. The return rate is 0.5%.
When does demand for radiator paint peak?
Demand is steady year-round — the busiest month runs 1.7× the quietest.
What does it cost to enter the radiator paint niche?
Listings span £3.94–£13.76; the average listing price is £8.75 (sweet spot $15–$100). The average incumbent carries 3,024 reviews — the moat a new listing must climb.