Black Silicone Sealant
prices mostly outside the sweet spot ($2.53–$10.62) — Black Silicone Sealant doesn't clear our bar today.
Flapen Score
Is Black Silicone Sealant profitable on Amazon?
According to Flapen's Amazon United Kingdom niche tracking, Black Silicone Sealant is a £227K/yr Amazon United Kingdom market (242K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in May. Verdict: Skip it — 43/100.
Black Silicone Sealant: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved -8.6% over the last 90 days and 13.8% of searches end in a purchase.
£227K
revenue / yr
Who owns the niche?
The top 5 brands hold 95% of demand, so 5% of the market is open.
5%
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 · 18 products
Top Black Silicone Sealant 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
Sika Stixall Extreme Power Sealant and Adhesive Waterproof Black 290ml
- Price
- £4.42
- Rating
- 4.6/5
- Reviews
- 7,030
- Age
- 19y ago

Bond-It GP200 Contractors Grade LMA General Purpose Acetoxy Silicone Sealant With Fungicide Black 275ml
- Price
- £4.43
- Rating
- 4.5/5
- Reviews
- 378
- Age
- 12y ago

Hemway Jet Black Construction Sealant & Adhesive 300ml - 1 Pack
- Price
- £8.50
- Rating
- 4.4/5
- Reviews
- 3,009
- Age
- 2y ago

Everbuild General Purpose Silicone Sealant Waterproof Suitable for Interior and Exterior Use Black 280ml
- Price
- £2.53
- Rating
- 4.5/5
- Reviews
- 2,800
- Age
- 12y ago

EVO-STIK Multipurpose Silicone Sealant Black - Waterproof & Mould Resistant - For Interior and Exterior Use
- Price
- £5.26
- Rating
- 4.5/5
- Reviews
- 1,236
- Age
- 2y ago
Trending
90-day click momentum
50ML Black Silicone Sealant Windscreen Sealant High Temperature Silicone Sealant Waterproof Black Sealant for Cars Window Windshield Adhesive Silicone Sealant Black Glue for Car Door Rubber Seals
- Price
- £4.78
- Rating
- 4.2/5
- Reviews
- 7
- Age
- 10mo ago

Hemway Jet Black Construction Sealant & Adhesive 300ml - 1 Pack
- Price
- £8.50
- Rating
- 4.4/5
- Reviews
- 3,009
- Age
- 2y ago

Sika Stixall Extreme Power Sealant and Adhesive Waterproof White 290ml
- Price
- £3.98
- Rating
- 4.6/5
- Reviews
- 2,566
- Age
- 19y ago

Sika Sikaflex EBT+ Adhesive Sealant and Filler Black 300 ml
- Price
- £6.74
- Rating
- 4.6/5
- Reviews
- 1,318
- Age
- 17y ago

Bond-It GP200 Contractors Grade LMA General Purpose Acetoxy Silicone Sealant With Fungicide Black 275ml
- Price
- £4.43
- Rating
- 4.5/5
- Reviews
- 378
- Age
- 12y ago
Newest
by launch date
50ML Black Silicone Sealant Windscreen Sealant High Temperature Silicone Sealant Waterproof Black Sealant for Cars Window Windshield Adhesive Silicone Sealant Black Glue for Car Door Rubber Seals
- Price
- £4.78
- Rating
- 4.2/5
- Reviews
- 7
- Age
- 10mo ago

Black Silicone Sealant & Adhesive Waterproof Flexible High Strength Multipurpose Sealant for Bathroom Kitchen Automotive Glass Metal & Outdoor Repairs. 120 ml
- Price
- £7.51
- Rating
- 4.0/5
- Reviews
- 1,121
- Age
- 10mo ago

Black Silicone Sealant - Flexible Silicone Tube for Wood Parquet Bathroom Sink Windows - Multi-Purpose Waterproof (Black 50ml)
- Price
- £7.07
- Rating
- 4.2/5
- Reviews
- 861
- Age
- 1y ago

Hemway Jet Black Construction Sealant & Adhesive 300ml - 1 Pack
- Price
- £8.50
- Rating
- 4.4/5
- Reviews
- 3,009
- Age
- 2y ago

Hemway Jet Black Kitchen & Bathroom Sealant & Adhesive 300ml 1 Pack
- Price
- £9.62
- Rating
- 4.4/5
- Reviews
- 3,009
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
Brands
8 falling
Sellers
85
Top-5 brand share
95%
Top 20: 100%
Top-5 click share
65%
Top 20: 100%
Open market
3%
- Sika50%
- Bond It17%
- Hemway14%
- EVO-STIK10%
- XFasten5%
- ADVANCEDSIL2%
- Open — no brand owns it (2 brands, 3%)
Black Silicone Sealant demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: May · busiest ÷ quietest = 2.0×
Top Black Silicone Sealant search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- black silicone sealant66K/yr
- sikaflex33K/yr
- black silicone sealant waterproof25K/yr
- black silicone22K/yr
- black sealant waterproof21K/yr
- black sealant17K/yr
- black caulk16K/yr
- silkaflex6K/yr
- black decorators caulk7K/yr
- black mastic sealant waterproof external4K/yr
What reviews say buyers love and hate about Black Silicone Sealant
What buyers mention most, as a share of all reviews.
What buyers love
85% of reviews“Excellent Product”
“Strong adhesive”
“Easy to Use”
“Great deal”
“As advertised”
What buyers complain about
62% of reviews“Doesnt stick”
“Bad quality control at Sikaflex”
“little bit pricey”
“it was not easy to use at all”
“I expect it to last like other types of this product”
Black Silicone Sealant return rate & reasons
Why buyers send it back, as a share of all return requests.
0.6%
Return rate
73%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Black Silicone Sealant 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.








