floorboard gap filler
Skip itSoft demand (-21.6% this quarter) — this niche doesn't clear our bar today.
Returns
Incredible0.6%return rate — above 5% kills the launch gate
Conversion
Incredible12.3%search→purchase rate — share of searches ending in a sale
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Okay1,500.96avg incumbent reviews — the moat a new listing must climb
Price range
Okay£2.66–£25.83cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Avg price
Bad£7.98avg listing price — sweet spot $15–$100
Market size
Bad£73K£73K/yr · 74K searches
Growth
Bad-21.6%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, floorboard gap filler is a £73K/yr Amazon United Kingdom market (74K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 49/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
floorboard gap filler market data
- Units sold / yr
- 8K–10K
- avg 250–500/product
- Revenue / yr
- £64K–£80K
- units × avg price
- Conversion rate
- 12.3%
- Avg BSR
- #179
- Page quality
- 0%
- Prime
- 88%
- Sponsored
- 54%
- Out of stock
- 0.0%
- Avg brand age
- 45 months
- Avg seller age
- 171 days
Competition & brand share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
14 rising
Sellers
83
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
58%
Top 20: 94%
Open market
17%
- Sika42%
- Ronseal14%
- DraughtEx10%
- ABL Supplies6%
- Everbuild6%
- Bartoline4%
- Open — no brand owns it (8 brands, 17%)
Demand & seasonality
Weekly Amazon search volume, last 76 weeks — -21.6% search growth over the last 90 days.Peak months: Jan, Feb · busiest ÷ quietest = 4.1×
Top floorboard gap filler search terms
- wood filler natural27K/yr
- pine wood filler10K/yr
- floorboard gap filler15K/yr
- stainable wood filler4K/yr
- floor board gap filler4K/yr
- wood filler pine7K/yr
- draughtex4K/yr
- draughtex floorboard gap filler3K/yr
Top floorboard gap filler 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Everbuild Multipurpose Wood Filler Suitable for Indoor and Outdoor Use Sandable Light Stainable 250ml
Sika£3.644.5★9,053 rev
Everbuild Multipurpose Wood Filler Suitable For Indoor And Outdoor Use Sandable Pine 250ml
Sika£3.594.5★2,223 rev
DraughtEx (Standard) Floorboard Gap Filler for Home Insulation Filling Gaps in Floorboards
DraughtEx£25.834.3★440 rev
Everbuild Multipurpose Wood Filler Suitable for Indoor and Outdoor Use Sandable Light Oak 250ml
Everbuild£3.674.5★6,861 rev
Lami Mate Flexible Sealant Pine 310ml x 2 | Floorboard Gap Filler for Timber Laminate & Hardwood Flooring | Waterproof Wood Sealant for Frames Furniture & Panels Bond It
ABL Supplies£7.904.4★80 rev
Newest
by launch date
Backer Rod for Gaps and Joints 6mm X 5m Black Foam Rubber Caulk Saver Floorboard Gap Filler Hard Solid Weather Stripping Skirting Board Floor Gap Filler for DIY Gasket Foam Tubing
Chersun£5.232 rev
Wood Filler - Wood Putty for Furniture Repair Wooden Cabinet Door Table
easyputty£10.55176 rev
Lami Mate Flexible Floorboard Gap Filler Dark Oak Pack of 2 Laminate & Wood Sealant Waterproof Acrylic Filler for Floorboards Skirting Timber & Worktops Bond It
ABL Supplies£8.1672 rev
Lami Mate Flexible Sealant Pine 310ml x 2 | Floorboard Gap Filler for Timber Laminate & Hardwood Flooring | Waterproof Wood Sealant for Frames Furniture & Panels Bond It
ABL Supplies£7.9080 rev
Brummer Wood Filler Pine 250g 2 Sizes & Assorted Shades | Ideal for DIY Wood Repairs & Restorations
Brummer£6.86715 rev
Trending
90-day click momentumEverbuild Multipurpose Wood Filler Suitable for Indoor and Outdoor Use Sandable Light Oak 250ml
Everbuild£3.674.5★
Everbuild Multipurpose Wood Filler Suitable For Indoor And Outdoor Use Sandable Medium Stainable 250ml
Sika£4.264.4★
Backer Rod for Gaps and Joints 6mm X 5m Black Foam Rubber Caulk Saver Floorboard Gap Filler Hard Solid Weather Stripping Skirting Board Floor Gap Filler for DIY Gasket Foam Tubing
Chersun£5.235.0★
Bartoline Ready Mixed Wood Filler Brown 500g Durable & Easy-to-Use Filler for Interior & Exterior Wood Repairs
Bartoline£5.184.2★
Ronseal 35304 High Performance Wood Filler - Natural 550g
Ronseal£9.954.4★
What buyers say about floorboard gap filler
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality, easy to open and use, clear instructions”
“easy to follow”
“100% works as advertised”
“Solid as wood”
“Good value for money”
“Lovely colour”
“Works well”
“Finish”
“Drys and sands well”
“The best there is for permenant repair”
What buyers complain about
“this was a bit cheaper”
“Cheap product in my opinion”
“Rock hard inside”
“Product had gone off - impossible to use”
“Started cracking and coming apart in a couple of weeks”
“Not white”
“it comes out the tube as a soft consistency then once applied it runs like thick paint”
“Absolutely useless - did not do the job”
“the pictures are missed leading do not buy this product is being miss sold by volume”
“Looked like it had already been opened before delivery and had dried up”
Top return reasons
Common questions
- Is floorboard gap filler profitable to sell on Amazon United Kingdom?
- The niche generates £73K/yr across 24 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -21.6%. Flapen's verdict: Skip it (49/100).
- How competitive is the floorboard gap filler niche?
- 14 brands and 83 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in floorboard gap filler?
- Top complaints mined from reviews: Value For Money, Quality-Overall, Hard Feel. The return rate is 0.6%.
- When does demand for floorboard gap filler peak?
- Demand peaks in Jan–Feb; the busiest month runs 4.1× the quietest.
- What does it cost to enter the floorboard gap filler niche?
- Listings span £2.66–£25.83; the average listing price is £7.98 (sweet spot $15–$100). The average incumbent carries 1,501 reviews — the moat a new listing must climb.