---
title: "Reviews — 100mm ducting - Flapen"
canonical_url: "https://flapen.com/research/uk/diy-tools/100mm-ducting/reviews"
last_updated: "2026-07-31T08:05:05.467Z"
locale: en
meta:
  description: "Niche score 50/100 · £41K/yr market · 83K searches/yr · £9.85 avg price. A small market ($41K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 50/100 · £41K/yr market · 83K searches/yr · £9.85 avg price. A small market ($41K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — 100mm ducting - Flapen"
---

# **100mm ducting**

**Worth a look**

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

Market size 10Growth 53Conversion 58Competition 65Returns 83Price range 33Avg price 32Brand share 60Review moat 48Quality gap 53

**Returns**

**Great****1.6%**

return rate — above 5% kills the launch gate

**Competition**

**Good****46%**

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

**Brand share**

**Good****69%**

top-5 brand share — brands hold most of the demand

**Conversion**

**Good****5.0%**

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

**Growth**

**Good****+24.6%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Okay****1,676.89**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Okay****£4.21–£20.36**

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

**Avg price**

**Okay****£9.85**

avg listing price — sweet spot $15–$100

**Market size**

**Bad****£41K**

£41K/yr · 83K searches