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100mm Ducting

100mm Ducting shows low returns (1.6%), but a small market ($41K/yr) keeps it on the watch list.

Flapen Score

50
Worth a look
Market size 10Growth 53Conversion 58Competition 65Returns 83Price range 33Avg price 32Brand share 60Review moat 48Quality gap 53
This niche Category average

Is 100mm Ducting profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, 100mm Ducting is a £41K/yr Amazon United Kingdom market (83K searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 50/100.

100mm Ducting: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +24.6% over the last 90 days and 5.0% of searches end in a purchase.

£41K

revenue / yr

Units sold / yr5K
Search volume / yr+24.6%83K
Conversion rate5.0%
Avg price£9.85

Who owns the niche?

The top 5 brands hold 69% of demand, so 31% of the market is open.

31%

open market share

Brands · sellers21 · 32
Top-5 product click share46%
Open market31%
Avg brand age41 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 37 products

Sponsored placement86%
New entrants (1y)15· 2 succeeded
Avg rating4.4★
Avg reviews1,677

Top 100mm Ducting products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

£0£2K£3K£5K£7K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

21 falling

Sellers

32

Top-5 brand share

69%

Top 20: 99%

Top-5 click share

46%

Top 20: 82%

Open market

26%

  • Hon&Guan38%
  • Fantronix14%
  • Kair7%
  • AC Infinity6%
  • YJHome5%
  • 22.5 Team Controls4%

100mm Ducting demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume83KCVR5.0%Products37Brands21Top 5 Brands69%OOS Rate1.0%Rating4.4★Reviews1,677Avg BSR#67
4K3KSpike '25Prime Day '25Black Friday '25Spike '26Prime Day '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.7×

Top 100mm Ducting search terms shoppers use

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

  • ducting20K/yr
  • 100mm ducting23K/yr
  • 100mm flexible ducting8K/yr
  • ducting pipe6K/yr
  • 4 inch ducting6K/yr
  • flexible ducting5K/yr
  • extractor fan ducting7K/yr
  • 100mm ducting pipe4K/yr
  • 100mm pipe4K/yr

What reviews say buyers love and hate about 100mm Ducting

What buyers mention most, as a share of all reviews.

What buyers love

87% of reviews
Quality-Overall27%

feels well made

Advertised Vs Actual Product17%

The product worked

Value For Money17%

Value for money

Size-Overall10%

Good fit

Assembly/Installation4%

simple to install

What buyers complain about

80% of reviews
Size-Overall18%

it's clearly too big

Quality-Overall13%

Bad quality control

Advertised Vs Actual Product13%

Size not as listed

Thickness10%

Not particularly thick plastic so has a bit of give to it

Smell8%

a really toxic acrid smell

100mm Ducting return rate & reasons

Why buyers send it back, as a share of all return requests.

1.6%

Return rate

78%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
71%
2Compatibility-Overall
8%
3Functionality-Overall
3%
4Quality-Overall
3%
5Smell
2%

Common 100mm Ducting questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 100mm Ducting 50/100 on Amazon United Kingdom — Worth a look. The niche generates £41K/yr across 37 tracked products. 2 of 15 products launched in the last 360 days are still selling. Search demand moved +24.6% over the last 90 days.
Search demand for 100mm Ducting on Amazon United Kingdom is steady year-round — the busiest month runs 1.7× the quietest.