Grout Sealer
MaybeAn estimated 1.0% of orders come back. But demand is soft, at -28.0% this quarter, so Grout Sealer is a Maybe.
- Flapen Score
- 50 / 100Top 43% of 2,225 DIY & Tools niches · +1 vs the category median of 4950
- Market size
- £59K/yr70K searches / yr
- 90-day growth
- -28.0%search demand this quarter
- Competition
- 59%top-5 click share · 15 brands · 79 sellers
Flapen Score
Grout Sealer against its category
The dotted line is the DIY & Tools average. Past it, Grout Sealer is stronger. Inside it, weaker.
Market
The Grout Sealer market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Grout Sealer 70K times last year and spent an estimated £59K. The top 5 brands take 68% of clicks. Demand peaks in Nov. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 5.9% of those searches ended in a purchase.
Shoppers searched for this 70K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 5.9% of those searches ended in a purchase. Searches in the last 90 days moved -28.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated £59K a year.
- Searches, last 12 months
- 70K
- Growth, 90 days vs prior 90
- -28.0%
- Conversion, latest week
- 5.9%
- Market size, estimated
- £59Ka year
- Peak month
- November1.7× the quietest month
- Top search term
- grout sealer47K searches a year
02 · Price
A sale here is worth £14.29.
Listings sell for £14.29 on average, from £5.76 to £33.63. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At £14.29 that is £1K to £4K a year per listing.
- Average price
- £14.29under the $15 to $100 sweet spot
- Price range
- £5.76–£33.63
- 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
- £1K–£4K
- Returns
- 1.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
89% of listings pay for placement with sponsored ads. 95% ship with Prime. On an average day, 0.6% of listings are out of stock. The average listing ranks #239 within Adhesives & Sealers. It carries 591 reviews at 4.34 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 89%
- Prime listings
- 95%
- Out of stock, average day
- 0.6%
- Average rank
- #239in Adhesives & Sealers
- Average rating
- 4.34 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 591per listing
- Listings tracked
- 19
04 · Newcomers
0 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top Grout Sealer 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
PLINTEX Grout & Tile Sealer 1L for Shower & Bathroom - Water-based Sealant with Long-Lasting Lotus Effect - Grouting Protector against Limescale & Dirt - Transparent & Odourless for up to 12sqm
- Price
- £13.96
- Rating
- 4.5/5
- Reviews
- 364
- Age
- 1y ago

Miracle Sealants Grout Sealer 177ml - Protection for All Porous Cementitious Grout Joints
- Price
- £13.66
- Rating
- 4.2/5
- Reviews
- 1,296
- Age
- 15y ago

Polar Tile & Grout Sealer Clear Spray - 400ml - Instantly Waterproofs and Protects Floor Tile on Bathroom Shower & Kitchen Tiles Stone Masonry - For Interior & Exterior Surfaces
- Price
- £9.64
- Rating
- 4.3/5
- Reviews
- 799
- Age
- 5y ago

Gardian Defence Grout and Tile Sealer 500 ml - Professional Grout Sealer for Shower Tiles Fast-Acting Grout Reviver Waterproof Sealant Spray for Long-Lasting Stain and Moisture Protection
- Price
- £12.50
- Rating
- 4.2/5
- Reviews
- 9
- Age
- 5mo ago

GLEAN Tile & Grout Sealer Spray | 400ml | Clear Waterproof Sealant for Coloured & White Grout | Kitchen & Bathroom Use | Protects From Mould Stains Grease & Dirt | Quick-Drying Lasting Protection
- Price
- £10.14
- Rating
- 4.3/5
- Reviews
- 414
- Age
- 4y ago
Trending
estimated 90-day click momentum
Grout Sealer Waterproof Grout Sealant Spray Long Lasting Clear Sealers for Shower Tile Floors Protect Marble Ceramic & Granite Surface Grouts Cleaner (White 200ML)
- Price
- £5.76
- Rating
- 5.0/5
- Reviews
- 9
- Age
- 6mo ago

Miracle Sealants 511 Impregnator Advanced Penetrating Sealer for Countertops Stone Tile & Grout Pint
- Price
- £33.63
- Rating
- 4.4/5
- Reviews
- 3,130
- Age
- 13y ago

Gardian Defence Grout and Tile Sealer 500 ml - Professional Grout Sealer for Shower Tiles Fast-Acting Grout Reviver Waterproof Sealant Spray for Long-Lasting Stain and Moisture Protection
- Price
- £12.50
- Rating
- 4.2/5
- Reviews
- 9
- Age
- 5mo ago

GLEAN Tile & Grout Sealer Spray | 400ml | Clear Waterproof Sealant for Coloured & White Grout | Kitchen & Bathroom Use | Protects From Mould Stains Grease & Dirt | Quick-Drying Lasting Protection
- Price
- £10.14
- Rating
- 4.3/5
- Reviews
- 414
- Age
- 4y ago

Floor-Fix Pro Twist & Grout Repair Kit Premixed Waterproof Grout Repair & Grout Paint Pen Alternative Fast Tile Grout Reviver for Bathroom Shower & Kitchen Crack-Resistant (Cream)
- Price
- £14.33
- Rating
- 4.2/5
- Reviews
- 687
- Age
- 1y ago
Newest
by launch date
Gardian Defence Grout and Tile Sealer 500 ml - Professional Grout Sealer for Shower Tiles Fast-Acting Grout Reviver Waterproof Sealant Spray for Long-Lasting Stain and Moisture Protection
- Price
- £12.50
- Rating
- 4.2/5
- Reviews
- 9
- Age
- 5mo ago

Grout Sealer Waterproof Grout Sealant Spray Long Lasting Clear Sealers for Shower Tile Floors Protect Marble Ceramic & Granite Surface Grouts Cleaner (White 200ML)
- Price
- £5.76
- Rating
- 5.0/5
- Reviews
- 9
- Age
- 6mo ago

Grout Sealer 200ml Waterproof Tile Sealer for Shower Tile Floor Kitchen - 2-in-1 Spraying & Squeezing Application - Clear Fast Dry Stain Resistant Grout Sealant for Bathroom Shower Marble
- Price
- £8.00
- Rating
- 4.4/5
- Reviews
- 42
- Age
- 10mo ago

Grout Sealer 200ml 2in1 Spray & Squeeze Clear Waterproof for Bathroom Tiles
- Price
- £6.51
- Rating
- 3.9/5
- Reviews
- 24
- Age
- 10mo ago

Grout Sealer 7oz/200g Waterproof Grout Sealant Spray with Squeeze Tip 100% Safe Grouts Repair Kit for Shower Bathroom Floors Clear Tile Sealer Protector for Ceramic Marble Granite & Stone
- Price
- £9.15
- Rating
- 4.4/5
- Reviews
- 53
- Age
- 11mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 59% of clicks. Leaders hold, but buyers still shop past them.
Brands
15 rising
Sellers
79
Est. top-5 brand share
68%
Top 20: 100%
Est. top-5 click share
59%
Top 20: 100%
Open market
26%
- Miracle Sealants18%
- Polar Specialist Coatings17%
- PLINTEX17%
- Gardian Defence9%
- GLEAN6%
- HG6%
Demand
Grout Sealer search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Nov · busiest ÷ quietest = 1.7×
Search terms
Top Grout Sealer search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- grout sealer47K/yr
- grout sealer for shower tiles7K/yr
- grout sealant6K/yr
- grout protector4K/yr
- grout sealer for floor tiles4K/yr
- tile and grout sealer3K/yr
Reviews and returns
What reviews say buyers love and hate about Grout Sealer
We read the reviews and the return reasons for every product selling here.
“Not that good at sealing still absorbs water”
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.
21 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 Grout Sealer 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








