---
title: "Expanding Foam Gun Grade — £62K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/diy-tools/expanding-foam-gun-grade"
last_updated: "2026-07-31T08:54:47.716Z"
locale: en
meta:
description: "Niche score 43/100 · £62K/yr market · 18K searches/yr · £22.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · £62K/yr market · 18K searches/yr · £22.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Expanding Foam Gun Grade — £62K/yr Amazon UK Niche (2026) - Flapen"
---
# **expanding foam gun grade**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 15Growth 9Conversion 97Competition 15Returns 99Price range 79Avg price 95Brand share 0Review moat 92Quality gap 40
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****15.0%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****£22.94**
avg listing price — sweet spot $15–$100
**Review moat**
**Great****162.09**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****£6.19–£50.73**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****£62K**
£62K/yr · 18K searches
**Competition**
**Bad****81%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-32.7%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, expanding foam gun grade is a £62K/yr Amazon United Kingdom market (18K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 43/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **expanding foam gun grade market data**
- **Units sold / yr**
- **2K–3K**
- avg 100–250/product
- **Revenue / yr**
- **£46K–£57K**
- units × avg price
- **Conversion rate**
- **15.0%**
- **Avg BSR**
- **#57**
- **Page quality**
- **0%**
- **Prime**
- **45%**
- **Sponsored**
- **27%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **63 months**
- **Avg seller age**
- **185 days**
## **Competition & brand share**
The top 5 products capture 81% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **—flat
**Sellers**
**37**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**81%**
Top 20: 100%
**Open market**
**0%**
- Soudal43% - Truly PVC Supplies36% - Bond It11% - Everbuild8% - SUF-FIX make buildings meaningful3%
## **Demand**
Weekly Amazon search volume, last 38 weeks — -32.7% search growth over the last 90 days.
600400Black Friday '25Nov '25Dec '25Jan '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/uk/diy-tools/expanding-foam-gun-grade/trend)
## **Top expanding foam gun grade 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%£6K20%£12K30%£18K40%£25K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Soudal 130585 Soudafoam Gap Filler-750ml-Gun Grade n.a**Soudal**£6.25**4.6★399 rev](https://www.amazon.co.uk/dp/B075GXH1ZD) [2**Soudal Gap Filler PU Polyurethane Expanding Foam (Gun Grade) - 6 Pack**Truly PVC Supplies**£22.80**4.6★204 rev](https://www.amazon.co.uk/dp/B08NK8Y5JG) [3**EXPANDING FOAM FILLER GUN GRADE (BOX OF 12) 750ML SOUDAL**Soudal**£40.21**4.6★440 rev](https://www.amazon.co.uk/dp/B00FKED1ZM) [4**Everbuild Professional Quick Setting Gun Grade Expanding Foam 750 ml**Everbuild**£6.19**4.3★120 rev](https://www.amazon.co.uk/dp/B003AN5FNG) [5**Bond It 2x Gun Grade Expanding Foam Gap Filler Contractors Window 750ml**Bond It**£10.41**4.6★86 rev](https://www.amazon.co.uk/dp/B083VY1VKX)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Bond It All Purpose PU Expanding Foam 4 Pack (750ml Each) with 2 Gun Cleaners (500ml Each) B3 Gun Grade Insulation Foam Filler for Gaps Windows Doors and Framework Installation**Bond It**£24.10**6 rev8mo ago](https://www.amazon.co.uk/dp/B0FZSGZ9B6) [**SUF-FIX 12x Expanding Foam Gun Grade | 750 ml Gap Filler Expanding Foam for Insulation Gap Filling Sealing | PU Expansion Polyurethane Foams Can | Fire Class B3 DIN 4102-1 (12 Pack)**SUF-FIX make buildings meaningful**£50.73**17 rev1y ago](https://www.amazon.co.uk/dp/B0F9WSBPWP) [**Soudal Gap Filler PU Polyurethane Expanding Foam (Gun Grade) - 6 Pack**Truly PVC Supplies**£22.80**204 rev5y ago](https://www.amazon.co.uk/dp/B08NK8Y5JG) [**Soudal Gap Filler PU Polyurethane Expanding Foam (Gun Grade) - 12 Pack**Truly PVC Supplies**£40.47**204 rev5y ago](https://www.amazon.co.uk/dp/B08NK75Z5C) [**Soudal Gap Filler PU Polyurethane Expanding Foam (Gun Grade)**Truly PVC Supplies**£6.70**204 rev5y ago](https://www.amazon.co.uk/dp/B08NK8YH54)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**3 x Soudal B2 Fire & Acoustic Expanding Foam**Soudal**£18.47**4.5★**▲ 136%**](https://www.amazon.co.uk/dp/B07MV6CNY5) [**Soudal Gap Filler PU Polyurethane Expanding Foam (Gun Grade) - 6 Pack**Truly PVC Supplies**£22.80**4.6★**▲ 90%**](https://www.amazon.co.uk/dp/B08NK8Y5JG) [**Soudal Gap Filler PU Polyurethane Expanding Foam (Gun Grade)**Truly PVC Supplies**£6.70**4.6★**▲ 72%**](https://www.amazon.co.uk/dp/B08NK8YH54) [**Bond It All Purpose PU Expanding Foam 4 Pack (750ml Each) with 2 Gun Cleaners (500ml Each) B3 Gun Grade Insulation Foam Filler for Gaps Windows Doors and Framework Installation**Bond It**£24.10**4.4★**▲ 36%**](https://www.amazon.co.uk/dp/B0FZSGZ9B6) [**SUF-FIX 12x Expanding Foam Gun Grade | 750 ml Gap Filler Expanding Foam for Insulation Gap Filling Sealing | PU Expansion Polyurethane Foams Can | Fire Class B3 DIN 4102-1 (12 Pack)**SUF-FIX make buildings meaningful**£50.73**4.0★**▲ 27%**](https://www.amazon.co.uk/dp/B0F9WSBPWP)
**~~View all trending →~~**
## **What buyers say about expanding foam gun grade**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**50%
*“Good value for money”*
**Advertised Vs Actual Product**23%
*“this does exactly the same thing”*
**Quality-Overall**15%
*“Good product”*
**Material Quality**8%
*“Good material good price good delivery”*
**Ease Of Cleaning**4%
*“Keep it clean”*
### **What buyers complain about **
**Ease Of Cleaning**50%
*“stopped working despite cleaning after evey use”*
**Adhesion/Stickiness**50%
*“Gun non stick fails after 6 months”*
### **Top return reasons **
**Functionality-Overall**26%
**Leak-Proof**18%
**Size-Overall**11%
**Compatibility-Overall**11%
**Defective Material/Parts**11%
**Certifications**5%
**Durability**5%
**Natural Resource Wastage**5%
**Value For Money**5%
**Spray/Flow**3%
## **Common questions**
- **Is expanding foam gun grade profitable to sell on Amazon United Kingdom?**
- The niche generates £62K/yr across 11 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -32.7%. Flapen's verdict: Skip it (43/100).
- **How competitive is the expanding foam gun grade niche?**
- 5 brands and 37 sellers compete. The top 5 products take 81% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in expanding foam gun grade?**
- Top complaints mined from reviews: Ease Of Cleaning, Adhesion/Stickiness. The return rate is 0.1%.
- **What does it cost to enter the expanding foam gun grade niche?**
- Listings span £6.19–£50.73; the average listing price is £22.94 (sweet spot $15–$100). The average incumbent carries 162 reviews — the moat a new listing must climb.
## **Related niches in DIY & Tools**
- 68 [**cardboard cutter**](https://flapen.com/research/uk/diy-tools/cardboard-cutter)£343K/yr+30.6%**Worth a look**- 68 [**door canopy**](https://flapen.com/research/uk/diy-tools/door-canopy)£202K/yr+187.7%**Worth a look**- 68 [**fence post repair**](https://flapen.com/research/uk/diy-tools/fence-post-repair)£359K/yr-8.2%**Worth a look**- 68 [**cat window guard**](https://flapen.com/research/uk/diy-tools/cat-window-guard)£98K/yr+413.1%**Worth a look**- 68 [**sun shade**](https://flapen.com/research/uk/diy-tools/sun-shade)£202K/yr+187.7%**Worth a look**- 69 [**brass hose connector**](https://flapen.com/research/uk/diy-tools/brass-hose-connector)£66K/yr+122.8%**Worth a look**[**All DIY & Tools niches **](https://flapen.com/research/uk/diy-tools)