Inline Extractor Fan
MaybeProducts sell for $36.50 on average, inside the sweet spot. But demand is soft, at -21.6% this quarter, so Inline Extractor Fan is a Maybe.
- Flapen Score
- 53 / 100Top 29% of 2,225 DIY & Tools niches · +4 vs the category median of 4953
- Market size
- £133K/yr100K searches / yr
- 90-day growth
- -21.6%search demand this quarter
- Competition
- 55%top-5 click share · 21 brands · 27 sellers
Flapen Score
Inline Extractor Fan against its category
The dotted line is the DIY & Tools average. Past it, Inline Extractor Fan is stronger. Inside it, weaker.
Market
The Inline Extractor Fan market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Inline Extractor Fan 100K times last year and spent an estimated £133K. The top 5 brands take 62% of clicks. Flapen scores it 53 out of 100, a Maybe.
01 · Demand
An estimated 3.7% of those searches ended in a purchase.
Shoppers searched for this 100K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 3.7% of those searches ended in a purchase. Searches in the last 90 days moved -21.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £133K a year.
- Searches, last 12 months
- 100K
- Growth, 90 days vs prior 90
- -21.6%
- Conversion, latest week
- 3.7%
- Market size, estimated
- £133Ka year
- Peak month
- November1.7× the quietest month
- Top search term
- inline extractor fan42K searches a year
02 · Price
A sale here is worth £36.50.
Listings sell for £36.50 on average, from £17.05 to £82.22. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At £36.50 that is £4K to £9K a year per listing.
- Average price
- £36.50inside the $15 to $100 sweet spot
- Price range
- £17.05–£82.22
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £4K–£9K
- Returns
- 2.3%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
81% of listings pay for placement with sponsored ads. 81% ship with Prime. On an average day, 1.1% of listings are out of stock. The average listing ranks #79 within Building Supplies. It carries 666 reviews at 4.31 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 81%
- Prime listings
- 81%
- Out of stock, average day
- 1.1%
- Average rank
- #79in Building Supplies
- Average rating
- 4.31 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 666per listing
- Listings tracked
- 27
04 · Newcomers
1 of last year's 7 launches cleared the first-year sales bar.
7 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 41 months on average, so the names here are settling in.
- Launched, last 12 months
- 7
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 41 months
Products
Top Inline Extractor Fan products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Manrose MF100T 100 mm Inline Bathroom Extractor Fan with Timer Black
- Price
- £50.67
- Rating
- 4.6/5
- Reviews
- 2,779
- Age
- 14y ago

Inline Bathroom Extractor Fan 100mm /4 Inch In Line Duct Fan Mixed Flow 220m/hr - Grow Room Fan Tent Hydroponic Ventilation System
- Price
- £20.67
- Rating
- 4.3/5
- Reviews
- 203
- Age
- 2y ago

Fantronix 100 mm (4) Inline Bathroom Extractor Fan with Run-On Timer Quiet Loft-Mounted Ventilation for Shower Toilet & Damp Control
- Price
- £35.28
- Rating
- 4.5/5
- Reviews
- 1,494
- Age
- 6y ago

DOSYEN Inline Bathroom Extractor Fan 100mm/4 Inch In-line duct fan mixed flow 220m3/hour
- Price
- £19.09
- Rating
- 4.3/5
- Reviews
- 33
- Age
- 1y ago

FanGoFast Inline Extractor Fan 100mm/4 inch with Adjustable Speed Controller and UK Plug Quiet Ventilation Fan for Bathroom Kitchen Office Grow Rooms (Black 100mm)
- Price
- £35.34
- Rating
- 4.3/5
- Reviews
- 776
- Age
- 3y ago
Trending
estimated 90-day click momentum
GreenWhim Inline Extractor Fan with Variable Speed Controller Fan Tent Hydroponic Ventilation UK Plug
- Price
- £17.83
- Rating
- 3.0/5
- Reviews
- 2
- Age
- 3mo ago

Lifegogo 4 inch Inline Extractor Fan: 220m/h 40W Inlines Fan Quiet Operation 100mm Duct Inline Bathroom Extractor Fans for Grow Room Tent Hydroponic Ventilation System
- Price
- £20.45
- Rating
- 3.7/5
- Reviews
- 7
- Age
- 7mo ago

TVOOD 4 inch Inline Extractor Fan: 220m/h 40W 100mm Duct Inline Bathroom Extractor Fan Quiet Operation Inlines Fans for Kitchen Grow Tent Ventilation System
- Price
- £21.53
- Rating
- 5.0/5
- Reviews
- 6
- Age
- 6mo ago

Fantronix 100 mm (4) Standard Inline Extractor Fan Quiet Bathroom Shower & Hydroponic Grow Room Ventilation
- Price
- £31.02
- Rating
- 4.5/5
- Reviews
- 70
- Age
- 2y ago

VENTS 100mm (4) Standard Inline Extractor Fan Quiet Loft-Mounted Ventilation for Bathroom Shower & Damp Control
- Price
- £31.25
- Rating
- 4.3/5
- Reviews
- 365
- Age
- 6y ago
Newest
by launch date
GreenWhim Inline Extractor Fan with Variable Speed Controller Fan Tent Hydroponic Ventilation UK Plug
- Price
- £17.83
- Rating
- 3.0/5
- Reviews
- 2
- Age
- 3mo ago

TVOOD 4 inch Inline Extractor Fan: 220m/h 40W 100mm Duct Inline Bathroom Extractor Fan Quiet Operation Inlines Fans for Kitchen Grow Tent Ventilation System
- Price
- £21.53
- Rating
- 5.0/5
- Reviews
- 6
- Age
- 6mo ago

Lifegogo 4 inch Inline Extractor Fan: 220m/h 40W Inlines Fan Quiet Operation 100mm Duct Inline Bathroom Extractor Fans for Grow Room Tent Hydroponic Ventilation System
- Price
- £20.45
- Rating
- 3.7/5
- Reviews
- 7
- Age
- 7mo ago

Dryzone In-Line Extractor Fan Kit with Timer (100mm White) | For Lofts or Ceiling Voids | Includes External & Internal Vents Flexible Ducting
- Price
- £70.97
- Rating
- 4.3/5
- Reviews
- 44
- Age
- 8mo ago

CubeTECH CTi100t 100mm (4) Inline Bathroom Extractor Fan w/Timer Two-Speed
- Price
- £31.21
- Rating
- 4.4/5
- Reviews
- 59
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
21 rising
Sellers
27
Est. top-5 brand share
62%
Top 20: 99%
Est. top-5 click share
55%
Top 20: 92%
Open market
33%
- Manrose23%
- Fantronix14%
- Anesty11%
- DOSYEN7%
- FanGoFast7%
- VENTS UK5%
Demand
Inline Extractor Fan search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.7×
Search terms
Top Inline Extractor Fan search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- inline extractor fan42K/yr
- inline fan16K/yr
- manrose mf100t14K/yr
- inline duct fan5K/yr
- duct fan5K/yr
- 4 inch inline fan3K/yr
- inline bathroom extractor fan4K/yr
- in line extractor fan 100mm with timer4K/yr
- inline extractor fan with timer4K/yr
- manrose inline extractor fan3K/yr
Reviews and returns
What reviews say buyers love and hate about Inline Extractor Fan
We read the reviews and the return reasons for every product selling here.
“Failed within a month”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Inline Extractor Fan questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data








