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Radiator Valve

Maybe

The average product has only 294 reviews. But demand is soft, at -53.1% this quarter, so Radiator Valve is a Maybe.

Flapen Score
51
51 / 100
Top 38% of 2,225 DIY & Tools niches · +2 vs the category median of 49
Market size
£265K/yr401K searches / yr
90-day growth
-53.1%search demand this quarter
Competition
44%top-5 click share · 27 brands · 53 sellers

Flapen Score

Radiator Valve against its category

The dotted line is the DIY & Tools average. Past it, Radiator Valve is stronger. Inside it, weaker.

51Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Radiator Valve market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Radiator Valve 401K times last year and spent an estimated £265K. The top 5 brands take 52% of clicks. Demand peaks in Jan–Feb–Oct–Nov–Dec. Flapen scores it 51 out of 100, a Maybe.

01 · Demand

5.5% of searches ended in a purchase last week.

Shoppers searched for this 401K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 5.5% of those searches ended in a purchase. Searches in the last 90 days moved -53.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £265K a year.

Searches, last 12 months
401K
Growth, 90 days vs prior 90
-53.1%
Conversion, latest week
5.5%
Market size, estimated
£265Ka year
Peak month
November4.5× the quietest month
Top search term
radiator valve78K searches a year

02 · Price

A sale here is worth £12.04.

Listings sell for £12.04 on average, from £5.85 to £32.46. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 750 to 1,000 of them. At £12.04 that is £9K to £12K a year per listing.

Average price
£12.04under the $15 to $100 sweet spot
Price range
£5.85–£32.46
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
25K–30K
Units per listing a year
750–1,000
Revenue per listing a year
£9K–£12K
Returns
3.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

79% of listings pay for placement with sponsored ads. 95% ship with Prime. On an average day, 2.7% of listings are out of stock. The average listing ranks #310 within Building Supplies. It carries 294 reviews at 4.47 stars, so a new listing needs social proof before a better product.

Sponsored listings
79%
Prime listings
95%
Out of stock, average day
2.7%
Average rank
#310in Building Supplies
Average rating
4.47 starsAmazon United Kingdom average 4.36 stars
Average reviews
294per listing
Listings tracked
39

04 · Newcomers

Amazon counts 0 of last year's 6 launches as successful.

6 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 43 months on average, so the names here are settling in.

Launched, last 12 months
6
Successful launches
0Amazon's first-year sales bar
Average brand age
43 months

Products

Top Radiator Valve products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 44% of clicks. Leaders hold, but buyers still shop past them.

£0£11K£21K£32K£42K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

27 falling

Sellers

53

Top-5 brand share

52%

Top 20: 95%

Top-5 click share

44%

Top 20: 84%

Open market

40%

  • VANCOCO13%
  • YEEKIDAIJ13%
  • Reeds9%
  • LJAPPLIED8%
  • Drayton8%
  • NA-18%

Demand

Radiator Valve search demand

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

20K15KSpike '24Black Friday '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Oct, Nov, Dec · busiest ÷ quietest = 4.5×

Search terms

Top Radiator Valve search terms shoppers use

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

  • radiator valve78K/yr
  • trv radiator valves49K/yr
  • thermostatic radiator valve55K/yr
  • radiator thermostat valve46K/yr
  • radiator valves30K/yr
  • radiator valve thermostatic25K/yr
  • radiator thermostat valve head13K/yr
  • trv21K/yr
  • radiator thermostat24K/yr
  • thermostatic radiator valve head10K/yr

Reviews and returns

What reviews say buyers love and hate about Radiator Valve

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Size-Overall27%−0.16

Rubbish dont fit at all

I only wish they were a bit smaller

Did not fit

Quality-Overall18%+1.00

Usless garbage

Rubbish - shoddy items

Average quality

Functionality-Overall10%−0.13

Does not stay on the valve

so cannot use

It didn't work

Durability6%−0.03

don't last forever

dont think theyll last many years

don't know if these will last as long

Leak-Proof5%

Leaked next day

Plumber has just left our house after a serious radiator water leak was apparently caused by this new valve

Love

Quality-Overall29%+1.00

EXCELLENT QUALITY

Great product exactly as described

Great looking product

Size-Overall18%−0.16

Perfect fit

Easy to fit

Fits easily

Value For Money13%+0.60

Good value for money

Good for price

Reasonable price

Advertised Vs Actual Product10%+1.32

Exactly what we needed

As described

it worked done the job

Ease Of Use6%+0.60

Easy to use

easy to read

it turns on easily

Return

3.6% Return rate 74% Fixable by listing

Size-Overall66%▇▇█▇█▇

Rubbish dont fit at all

I only wish they were a bit smaller

Did not fit

Compatibility-Overall13%▆▆▆█▅█
Color3%▃█▄▇▅▄

unfortunately had to return as colour was not exact match for radiator

Bought to replace a couple of existing TRVs which had lost their colour through age

Functionality-Overall3%▇█▇▇▃▄

Does not stay on the valve

so cannot use

It didn't work

Defective Material/Parts3%██▆▇▂▃

FAQ

Common Radiator Valve questions

Answered from the same tracked data.