---
title: "Floorboard Gap Filler — £73K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/diy-tools/floorboard-gap-filler"
last_updated: "2026-07-31T10:57:15.114Z"
locale: en
meta:
description: "Niche score 49/100 · £73K/yr market · 74K searches/yr · £7.98 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · £73K/yr market · 74K searches/yr · £7.98 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Floorboard Gap Filler — £73K/yr Amazon UK Niche (2026) - Flapen"
---
# **floorboard gap filler**
**Skip it**
Soft demand (-21.6% this quarter) — this niche doesn't clear our bar today.
Market size 18Growth 14Conversion 95Competition 46Returns 97Price range 47Avg price 22Brand share 44Review moat 50Quality gap 76
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.3%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****1,500.96**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Okay****£2.66–£25.83**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****58%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****79%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Bad****£7.98**
avg 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 ~~](https://flapen.com/research/methodology)
## **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.
2K2KSpike '25Black Friday '25Holiday '25Spike '26 seasonMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jan, Feb · busiest ÷ quietest = 4.1×
[**Open Trend **](https://flapen.com/research/uk/diy-tools/floorboard-gap-filler/trend)
## **Top floorboard gap filler search terms**
- **wood filler natural**27K/yr-7.5%14.2% conv. - **pine wood filler**10K/yr+7.1%12.0% conv. - **floorboard gap filler**15K/yr-30.7%3.2% conv. - **stainable wood filler**4K/yr+1.2%6.5% conv. - **floor board gap filler**4K/yr-25.5%2.4% conv. - **wood filler pine**7K/yr-67.4%16.5% conv. - **draughtex**4K/yr-53.5%8.8% conv. - **draughtex floorboard gap filler**3K/yr-59.8%7.9% conv. [**All search terms **](https://flapen.com/research/uk/diy-tools/floorboard-gap-filler/search-terms)
## **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.
0%10%£7K20%£15K30%£22K40%£29K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Everbuild Multipurpose Wood Filler Suitable for Indoor and Outdoor Use Sandable Light Stainable 250ml**Sika**£3.64**4.5★9,053 rev](https://www.amazon.co.uk/dp/B0046LZI88) [2**Everbuild Multipurpose Wood Filler Suitable For Indoor And Outdoor Use Sandable Pine 250ml**Sika**£3.59**4.5★2,223 rev](https://www.amazon.co.uk/dp/B007PCP9WU) [3**DraughtEx (Standard) Floorboard Gap Filler for Home Insulation Filling Gaps in Floorboards**DraughtEx**£25.83**4.3★440 rev](https://www.amazon.co.uk/dp/B005LVCURE) [4**Everbuild Multipurpose Wood Filler Suitable for Indoor and Outdoor Use Sandable Light Oak 250ml**Everbuild**£3.67**4.5★6,861 rev](https://www.amazon.co.uk/dp/B007PCPVKK) [5**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**£7.90**4.4★80 rev](https://www.amazon.co.uk/dp/B0CNDC8H83)
**~~View all top sellers →~~**
### **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**£5.23**2 rev7mo ago](https://www.amazon.co.uk/dp/B0G4PW9CGL) [**Wood Filler - Wood Putty for Furniture Repair Wooden Cabinet Door Table**easyputty**£10.55**176 rev10mo ago](https://www.amazon.co.uk/dp/B0FP5GNVCP) [**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**£8.16**72 rev2y ago](https://www.amazon.co.uk/dp/B098NZGXZB) [**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**£7.90**80 rev2y ago](https://www.amazon.co.uk/dp/B0CNDC8H83) [**Brummer Wood Filler Pine 250g 2 Sizes & Assorted Shades | Ideal for DIY Wood Repairs & Restorations**Brummer**£6.86**715 rev2y ago](https://www.amazon.co.uk/dp/B0CMX1VBJV)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Everbuild Multipurpose Wood Filler Suitable for Indoor and Outdoor Use Sandable Light Oak 250ml**Everbuild**£3.67**4.5★**▲ 193%**](https://www.amazon.co.uk/dp/B007PCPVKK) [**Everbuild Multipurpose Wood Filler Suitable For Indoor And Outdoor Use Sandable Medium Stainable 250ml**Sika**£4.26**4.4★**▲ 142%**](https://www.amazon.co.uk/dp/B007PCKWLI) [**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**£5.23**5.0★**▲ 121%**](https://www.amazon.co.uk/dp/B0G4PW9CGL) [**Bartoline Ready Mixed Wood Filler Brown 500g Durable & Easy-to-Use Filler for Interior & Exterior Wood Repairs**Bartoline**£5.18**4.2★**▲ 104%**](https://www.amazon.co.uk/dp/B071G35RKW) [**Ronseal 35304 High Performance Wood Filler - Natural 550g**Ronseal**£9.95**4.4★**▲ 72%**](https://www.amazon.co.uk/dp/B001GU2H6S)
**~~View all trending →~~**
## **What buyers say about floorboard gap filler**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“Good quality, easy to open and use, clear instructions”*
**Ease Of Use**14%
*“easy to follow”*
**Advertised Vs Actual Product**12%
*“100% works as advertised”*
**Wood Quality**10%
*“Solid as wood”*
**Value For Money**10%
*“Good value for money”*
**Color**3%
*“Lovely colour”*
**Efficiency**3%
*“Works well”*
**Stitch/Finish/Polish**3%
*“Finish”*
**Moist/Dry**2%
*“Drys and sands well”*
**Maintenance And Repair**2%
*“The best there is for permenant repair”*
### **What buyers complain about **
**Value For Money**14%
*“this was a bit cheaper”*
**Quality-Overall**10%
*“Cheap product in my opinion”*
**Hard Feel**8%
*“Rock hard inside”*
**Ease Of Use**8%
*“Product had gone off - impossible to use”*
**Durability**6%
*“Started cracking and coming apart in a couple of weeks”*
**Color**5%
*“Not white”*
**Paint Quality**3%
*“it comes out the tube as a soft consistency then once applied it runs like thick paint”*
**Functionality-Overall**3%
*“Absolutely useless - did not do the job”*
**Advertised Vs Actual Product**3%
*“the pictures are missed leading do not buy this product is being miss sold by volume”*
**Product Condition**3%
*“Looked like it had already been opened before delivery and had dried up”*
### **Top return reasons **
**Color**36%
**Defective Material/Parts**8%
**Functionality-Overall**8%
**Leak-Proof**7%
**Hard Feel**6%
**Size-Overall**6%
**Product Condition**3%
**Thickness**3%
**Maintenance And Repair**3%
**Adhesion/Stickiness**2%
## **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.
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