Ronseal 3 in 1 Mould Killer
soft demand (-60.8% this quarter) — Ronseal 3 in 1 Mould Killer doesn't clear our bar today.
Flapen Score
Is Ronseal 3 in 1 Mould Killer profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Ronseal 3 in 1 Mould Killer is a £29K/yr Amazon United Kingdom market (15K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Nov–Dec. Verdict: Skip it — 35/100.
Ronseal 3 in 1 Mould Killer: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved -60.8% over the last 90 days and 11.5% of searches end in a purchase.
£29K
revenue / yr
Who owns the niche?
The top 5 brands hold 100% of demand, so 0% of the market is open.
0%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.
0/100
page quality · 9 products
Top Ronseal 3 in 1 Mould Killer products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Dryzone Mould Remover and Prevention Kit (3 x 450ml spray) The definitive long-term solution to Mould. Dual-Action Mould Remover & Sanitiser Spray.
- Price
- £20.79
- Rating
- 4.5/5
- Reviews
- 2,939
- Age
- 5y ago

Dryzone Mould Remover (5L) Scrub-Free Formula Eliminates Mould & Mildew Immediately
- Price
- £20.82
- Rating
- 4.5/5
- Reviews
- 214
- Age
- 3y ago

Dryzone Anti-Mould Paint Additive 100ml Concentrate - Makes Up to 5L of Emulsion Vinyl Silk & Matt Paint Mould Resistant - Prevents Black Mould Growth for Up to 5 Years
- Price
- £9.18
- Rating
- 4.6/5
- Reviews
- 2,311
- Age
- 7y ago

Polar Damp & Stain Block Spray - 500ml Matt White - Covers Damp Mould Grease Nicotine & Rust Stains - Anti Mould & Damp Proof Paint for Internal Walls & Ceilings - Dries in 10 Min Low Odour
- Price
- £10.12
- Rating
- 4.3/5
- Reviews
- 3,347
- Age
- 5y ago

Dryzone Mould Sanitiser (450ml) - The Ultimate Defence Against Mould and Biological Growth (450ml Mould Sanitiser)
- Price
- £10.95
- Rating
- 4.5/5
- Reviews
- 214
- Age
- 3y ago
Trending
90-day click momentum
Pro-Kleen Damp & Stain Block Spray Paint Primer White Matt 400ml - Covers Damp Mould Grease Nicotine & Rust Stains - for Walls & Ceilings - Leaves a Waterproof Barrier
- Price
- £6.71
- Rating
- 4.3/5
- Reviews
- 439
- Age
- 3y ago

Polar Damp & Stain Block Spray - 500ml Matt White - Covers Damp Mould Grease Nicotine & Rust Stains - Anti Mould & Damp Proof Paint for Internal Walls & Ceilings - Dries in 10 Min Low Odour
- Price
- £10.12
- Rating
- 4.3/5
- Reviews
- 3,347
- Age
- 5y ago

Dryzone Mould Remover and Prevention Kit (2 x 5L & Sprayer) The Definitive Long-Term Solution to Mould. Dual-Action Mould Remover & Sanitiser Spray.
- Price
- £51.72
- Rating
- 4.6/5
- Reviews
- 143
- Age
- 3y ago

Dryzone Anti-Mould Paint Additive 100ml Concentrate - Makes Up to 5L of Emulsion Vinyl Silk & Matt Paint Mould Resistant - Prevents Black Mould Growth for Up to 5 Years
- Price
- £9.18
- Rating
- 4.6/5
- Reviews
- 2,311
- Age
- 7y ago

Dryzone Mould Remover (5L) Scrub-Free Formula Eliminates Mould & Mildew Immediately
- Price
- £20.82
- Rating
- 4.5/5
- Reviews
- 214
- Age
- 3y ago
Newest
by launch date
Pro-Kleen Damp & Stain Block Spray Paint Primer White Matt 400ml - Covers Damp Mould Grease Nicotine & Rust Stains - for Walls & Ceilings - Leaves a Waterproof Barrier
- Price
- £6.71
- Rating
- 4.3/5
- Reviews
- 439
- Age
- 3y ago

Dryzone Mould Sanitiser (450ml) - The Ultimate Defence Against Mould and Biological Growth (450ml Mould Sanitiser)
- Price
- £10.95
- Rating
- 4.5/5
- Reviews
- 214
- Age
- 3y ago

Dryzone Mould Remover (5L) Scrub-Free Formula Eliminates Mould & Mildew Immediately
- Price
- £20.82
- Rating
- 4.5/5
- Reviews
- 214
- Age
- 3y ago

Dryzone Mould Remover and Prevention Kit (2 x 5L & Sprayer) The Definitive Long-Term Solution to Mould. Dual-Action Mould Remover & Sanitiser Spray.
- Price
- £51.72
- Rating
- 4.6/5
- Reviews
- 143
- Age
- 3y ago

Polar Damp & Stain Block Spray - 500ml Matt White - Covers Damp Mould Grease Nicotine & Rust Stains - Anti Mould & Damp Proof Paint for Internal Walls & Ceilings - Dries in 10 Min Low Odour
- Price
- £10.12
- Rating
- 4.3/5
- Reviews
- 3,347
- Age
- 5y ago
Competition: brands, sellers & click share
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.
Brands
4 flat
Sellers
44
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
87%
Top 20: 100%
Open market
0%
- Dryzone83%
- Polar Specialist Coatings6%
- HG6%
- Pro-Kleen5%
- Open — no brand owns it (0%)
Ronseal 3 in 1 Mould Killer demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 4.3×
Top Ronseal 3 in 1 Mould Killer search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- dryzone mould remover9K/yr
- damp spray3K/yr
- dry zone mould remover2K/yr
What reviews say buyers love and hate about Ronseal 3 in 1 Mould Killer
What buyers mention most, as a share of all reviews.
What buyers love
85% of reviews“very good and more effective than many other brands”
“Good cleaning”
“Does the job”
“Does exactly as described and more”
“Overall, this spray is practical, efficient, and reliable”
What buyers complain about
62% of reviews“Smell is awful”
“Didnt do anything”
“Waste of money”
“no amount of scrubbing would make it any better”
“Wall was black”
Ronseal 3 in 1 Mould Killer return rate & reasons
Why buyers send it back, as a share of all return requests.
0.3%
Return rate
17%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Ronseal 3 in 1 Mould Killer questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.








