foaming drain cleaner
Skip itA concentrated shelf (top 5 take 79% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Quality gap
Incredible4.0★avg incumbent rating — lower means beatable quality
Conversion
Great10.8%search→purchase rate — share of searches ending in a sale
Price range
Good£2.56–£28.07cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay1,826.23avg incumbent reviews — the moat a new listing must climb
Avg price
Okay£11.24avg listing price — sweet spot $15–$100
Market size
Okay£158K£158K/yr · 131K searches
Growth
Okay+0.1%90-day search growth — must beat 0% to launch
Brand share
Bad91%top-5 brand share — brand-locked demand
Competition
Bad79%top-5 click share — a locked-up shelf
According to Flapen's Amazon United Kingdom niche tracking, foaming drain cleaner is a £158K/yr Amazon United Kingdom market (131K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in May. Verdict: Skip it — 49/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
foaming drain cleaner market data
- Units sold / yr
- 10K–13K
- avg 500–750/product
- Revenue / yr
- £112K–£141K
- units × avg price
- Conversion rate
- 10.8%
- Avg BSR
- #121
- Page quality
- 0%
- Prime
- 54%
- Sponsored
- 62%
- Out of stock
- 0.0%
- Avg brand age
- 27 months
- Avg seller age
- 175 days
Competition & brand share
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.Brands
9 falling
Sellers
92
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
79%
Top 20: 100%
Open market
5%
- Mr Muscle38%
- Virofoam32%
- Elbow Grease9%
- Generic8%
- Bisienya5%
- Buster3%
- Open — no brand owns it (3 brands, 5%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +0.1% search growth over the last 90 days.Peak months: May · busiest ÷ quietest = 1.6×
Top foaming drain cleaner search terms
- mr muscle drain foamer18K/yr
- foam drain cleaner21K/yr
- drain foam cleaner14K/yr
- foaming drain cleaner14K/yr
- sink foam drain cleaner7K/yr
- sink foam4K/yr
- drain cleaner foam10K/yr
- drain foam6K/yr
- drain foamer3K/yr
- sink cleaner foam9K/yr
Top foaming drain cleaner products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 13 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Mr Muscle Drain Foamer (500 ml) Drain Cleaning Foam to Unblock & Eliminate Odour
Mr Muscle£2.564.4★9,606 rev
Virofoam 360 Drain and Overflow Cleaning Solution
Virofoam£8.323.9★203 rev
Virofoam 360 Drain and Overflow Cleaning Solution - Mega Pack
Virofoam£20.014.2★51 rev
Elbow Grease Foaming Drain Cleaner Berry Blast and Lemon Fresh Fragrances 500g Pack of 2
Elbow Grease£6.954.5★21 rev
Drain Cleaner Foam for Kitchen Bathtub and Slow Drainage - Unblocker With Pipe Dredging Brush (500ml)
Bisienya£13.692.9★23 rev
Newest
by launch date
Kombat Drain Power Foam Cleaner Ocean Force Scent 450ml No Chlorine
Generic£9.956 rev
Kombat Drain Power Foam Cleaner Ocean Force Scent 450ml Chlorine-Free
Generic£9.9311 rev
Buster Plughole Clean & Fresh Granules (Eucalyptus) 300g
Buster£3.35657 rev
Elbow Grease Foaming Drain Cleaner Berry Blast and Lemon Fresh Fragrances 500g Pack of 2
Elbow Grease£6.9521 rev
2PCS Powerful Sink Foaming Sink and Drain Cleaner Wild Si/nk and Dra/in Cleaner Drain Clog Remover Powerful Pipe Dredging Agent Pipe Dredge Deodorant Dr/ain Unblocker Liquid Heavy Duty for Bathroom
Xinyig£8.72291 rev
Trending
90-day click momentumBuster Plughole Clean & Fresh Granules (Eucalyptus) 300g
Buster£3.354.4★
Elbow Grease Foaming Drain Cleaner Berry Blast and Lemon Fresh Fragrances 500g Pack of 2
Elbow Grease£6.954.5★
Kombat Drain Power Foam Cleaner Ocean Force Scent 450ml Chlorine-Free
Generic£9.934.0★
Kombat Drain Power Foam Cleaner Ocean Force Scent 450ml No Chlorine
Generic£9.954.3★
Mr Muscle Drain Foamer (500 ml) Drain Cleaning Foam to Unblock & Eliminate Odour
Mr Muscle£2.564.4★
What buyers say about foaming drain cleaner
What buyers praise and complain about, mined from review topics.What buyers love
“It arrived as described”
“Quality drain unblocker”
“Value for Money”
“Smells fresh”
“Effective”
“Convenient DIY”
“The sink hole was lovely and clean”
“Effectiveness”
“the water is flowing down the drain much easier”
“Very strong”
What buyers complain about
“Not effective”
“Waste of money”
“Doesn't do what it said on the box”
“Small tubs”
“- Strong odor”
“Arrived leaking”
“the drain didnt unclog”
“complite waste of money”
“the sanitiser gel in my opinion is not the same quality product”
“No better than any proprietary liquid drain cleaner”
Top return reasons
Common questions
- Is foaming drain cleaner profitable to sell on Amazon United Kingdom?
- The niche generates £158K/yr across 13 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +0.1%. Flapen's verdict: Skip it (49/100).
- How competitive is the foaming drain cleaner niche?
- 9 brands and 92 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 91% of demand.
- What do buyers complain about in foaming drain cleaner?
- Top complaints mined from reviews: Functionality-Overall, Value For Money, Advertised Vs Actual Product. The return rate is 0.1%.
- When does demand for foaming drain cleaner peak?
- Demand peaks in May; the busiest month runs 1.6× the quietest.
- What does it cost to enter the foaming drain cleaner niche?
- Listings span £2.56–£28.07; the average listing price is £11.24 (sweet spot $15–$100). The average incumbent carries 1,826 reviews — the moat a new listing must climb.