Skip to content

Coal Bunker

Fail

Demand is soft, at -50.4% this quarter, so Coal Bunker is a Fail.

Flapen Score
41
41 / 100
Ranks 1,774 of 2,225 DIY & Tools niches · −8 vs the category median of 49
Market size
£52K/yr75K searches / yr
90-day growth
-50.4%search demand this quarter
Competition
60%top-5 click share · 11 brands · 27 sellers

Flapen Score

Coal Bunker against its category

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

41Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Coal Bunker market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Coal Bunker 75K times last year and spent an estimated £52K. The top 5 brands take 82% of clicks. Demand peaks in Jan–Sep–Oct–Nov. Flapen scores it 41 out of 100, a Fail.

01 · Demand

0.8% of searches ended in a purchase last week.

Shoppers searched for this 75K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 0.8% of those searches ended in a purchase. Searches in the last 90 days moved -50.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £52K a year.

Searches, last 12 months
75K
Growth, 90 days vs prior 90
-50.4%
Conversion, latest week
0.8%
Market size, estimated
£52Ka year
Peak month
October4.2× the quietest month
Top search term
coal bunker48K searches a year

02 · Price

A sale here is worth £91.00.

Listings sell for £91.00 on average, from £10.19 to £188.98. Amazon reports units sold in ranges. This niche sold 750 to 1K a year. The average listing sells 0 to 100 of them. At £91.00 that is £0 to £9K a year per listing.

Average price
£91.00inside the $15 to $100 sweet spot
Price range
£10.19–£188.98
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
750–1K
Units per listing a year
0–100
Revenue per listing a year
£0–£9K
Returns
0.6%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

35% of listings pay for placement with sponsored ads. 18% ship with Prime. On an average day, 11.2% of listings are out of stock. The average listing ranks #261 within Fireplaces, Stoves & Accessories. It carries 1,011 reviews at 4.17 stars, so a new listing needs social proof before a better product.

Sponsored listings
35%
Prime listings
18%
Out of stock, average day
11.2%
Average rank
#261in Fireplaces, Stoves & Accessories
Average rating
4.17 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,011per listing
Listings tracked
17

04 · Newcomers

Amazon counts 0 of last year's 2 launches as successful.

2 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 57 months on average, so the names here are settling in.

Launched, last 12 months
2
Successful launches
0Amazon's first-year sales bar
Average brand age
57 months

Products

Top Coal Bunker 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 60% of clicks. Leaders hold, but buyers still shop past them.

£0£3K£5K£8K£10K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

11 falling

Sellers

27

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

60%

Top 20: 100%

Open market

8%

  • ASA METAL PRODUCTS23%
  • Elex19%
  • Monster Shop17%
  • Generic13%
  • Avonstar Classics Range10%
  • KetoPlastics10%
  • Open — no brand owns it (5 brands, 8%)

Demand

Coal Bunker search demand

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

4K3KSpike '24Black Friday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Sep, Oct, Nov · busiest ÷ quietest = 4.2×

Search terms

Top Coal Bunker search terms shoppers use

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

  • coal bunker48K/yr
  • coal bunkers for outside15K/yr
  • coal storage outdoor7K/yr
  • coal storage5K/yr

Reviews and returns

What reviews say buyers love and hate about Coal Bunker

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

Complain

Strength13%−0.05

Not a very strong

Cheap and flimsy

Not very robust

Durability11%−0.08

broke within a week

the eventually broke

just falls apart when you put anything

Size-Overall11%−0.02

The do not fit

some of the washers were wrong size

Small

Assembly/Installation8%+1.25

the assembly process is not easy

hard to put together

Awkward to put together, flimsy,

Value For Money6%+0.73

that can be costly

Looks way more expensive that it costs

find expensive

Love

Assembly/Installation19%+1.25

Easy to put together

Assembly was easy

Very easy to assemble

Strength13%−0.05

A good sturdy box

Sturdy storage box

still going strong

Storage Capacity12%+1.67

Excellent storage box

Great storage

Very handy for all sorts of storage

Size-Overall9%−0.02

Decent size

They are as advertised size

This fits together easily

Value For Money9%+0.73

Excellent for the money

Good value for money

good value for money

Return

0.6% Return rate 58% Fixable by listing

Size-Overall50%▆▆▆███

The do not fit

some of the washers were wrong size

Small

Defective Material/Parts20%▇▇█▆█▇

Broken product

One of the panels was malformed

Assembly/Installation5%▃█▆▂▂▂

the assembly process is not easy

hard to put together

Awkward to put together, flimsy,

Strength3%▅▁▁▄▂█

Not a very strong

Cheap and flimsy

Not very robust

Quality-Overall2%█▃▁▄▅▁

Cheap and flimsy

Very poor quality

This is apiece of trash

FAQ

Common Coal Bunker questions

Answered from the same tracked data.