damp proof membrane
Worth a lookShows low returns (0.5%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Brand share
Great53%top-5 brand share — no brand owns this niche
Review moat
Great414.56avg incumbent reviews — the moat a new listing must climb
Competition
Great39%top-5 click share — an open shelf
Price range
Great£4.18–£46.73cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Good£13.29avg listing price — sweet spot $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Conversion
Good4.5%search→purchase rate — share of searches ending in a sale
Growth
Okay+9.1%90-day search growth — must beat 0% to launch
Market size
Bad£82K£82K/yr · 138K searches
According to Flapen's Amazon United Kingdom niche tracking, damp proof membrane is a £82K/yr Amazon United Kingdom market (138K searches/yr). The top 5 brands hold 53% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 60/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
damp proof membrane market data
- Units sold / yr
- 6K–8K
- avg 100–250/product
- Revenue / yr
- £80K–£106K
- units × avg price
- Conversion rate
- 4.5%
- Avg BSR
- #717
- Page quality
- 0%
- Prime
- 59%
- Sponsored
- 78%
- Out of stock
- 7.7%
- Avg brand age
- 48 months
- Avg seller age
- 168 days
Competition & brand share
Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.Brands
23 rising
Sellers
45
Top-5 brand share
53%
Top 20: 98%
Top-5 click share
39%
Top 20: 83%
Open market
40%
- Silver Star13%
- B2C12%
- VISQUEEN10%
- Bond It9%
- CHESTAF8%
- PROMORE7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +9.1% search growth over the last 90 days.Peak months: Apr, May · busiest ÷ quietest = 2.1×
Top damp proof membrane search terms
- damp proof membrane58K/yr
- dpm membrane19K/yr
- dpm12K/yr
- waterproof membrane12K/yr
- visqueen sheeting8K/yr
- dpc membrane7K/yr
- visqueen6K/yr
- waterproof membrane for sheds5K/yr
- damp proof membrane roll5K/yr
- dampproof membrane4K/yr
Top damp proof membrane 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
Visqueen Damp Proof Membrane 300MU Black 4m x 3m
VISQUEEN£9.604.6★326 rev
Bond-It Damp Proof Course (DPC) Membrane 100mm X 30 Metre roll - Flexible Durable Safe and Clean to Handle Meets BS6515. Embossed to Assist Mortar Adhesion - Cost Effective dpc Black DPC100
Bond It£6.044.7★753 rev
4 x 5M Black Plastic Sheeting Heavy Duty 1850G Thick Polythene Sheeting
PROMORE£15.374.4★485 rev
Damp Proof Membrane Black Polythene Sheeting Roll DPM B2C 5m Wide 300MU Various Lengths 1m - 25m (10m x 5m)
B2C£27.384.4★329 rev
KAHEIGN 2m x 10m Black Polythene Sheeting 0.3mm Thick Garden Grow Polytunnel Cover Polythene Horticultural Membrane for Gardening Insulation & Building Rubble Protection (125Mu /500G)
KAHEIGN£14.454.4★1,571 rev
Newest
by launch date
TEYIAN 2 x 3M Heavy Duty Polythene Plastic Sheeting Thickened Plastic Dust Sheets Garden Grow Polythene Cover Sheets Dustproof Waterproof - Black
TEYIAN£7.1770 rev
Black Heavy Duty Polythene Sheeting Extra Thick Waterproof Plastic Cover Garden Grow Horticultural Membrane for Gardening Building Insulation & Rubble Protection Dustproof Ground Sheet (2m x 3m)
Duzlee£8.44135 rev
CHESTAF 2M X 6M Black Plastic Sheeting Heavy Duty 1100G Thick Polythene Sheeting Garden Grow Dust Sheet Waterproof Outdoor Cover Large Construction Gardening Insulation Building Rubble Protection
CHESTAF£13.05231 rev
CHESTAF 2M X 10M Black Plastic Sheeting Heavy Duty 1850G Thick Polythene Sheeting Garden Grow Dust Sheet Waterproof Outdoor Cover Large Construction Gardening Insulation Building Rubble Protection
CHESTAF£17.79231 rev
CHESTAF 2M X 3M Black Plastic Sheeting Heavy Duty 550G Thick Polythene Sheeting Garden Grow Dust Sheet Waterproof Outdoor Cover Large Construction Gardening Insulation Building Rubble Protection
CHESTAF£9.03231 rev
Trending
90-day click momentumCHESTAF 2M X 6M Black Plastic Sheeting Heavy Duty 1100G Thick Polythene Sheeting Garden Grow Dust Sheet Waterproof Outdoor Cover Large Construction Gardening Insulation Building Rubble Protection
CHESTAF£13.054.6★
CHESTAF 2M X 10M Black Plastic Sheeting Heavy Duty 1850G Thick Polythene Sheeting Garden Grow Dust Sheet Waterproof Outdoor Cover Large Construction Gardening Insulation Building Rubble Protection
CHESTAF£17.794.6★
TEYIAN 2 x 3M Heavy Duty Polythene Plastic Sheeting Thickened Plastic Dust Sheets Garden Grow Polythene Cover Sheets Dustproof Waterproof - Black
TEYIAN£7.174.6★
2M X 4M Black Heavy Duty Polythene Plastic Sheeting 700g Thickened Garden Grow Polythene Cover Sheets for Gardening Insulation and Building Rubble Protection
GSHUR£10.694.5★
Silver Star Damp Proof Membrane 500 x 100 cm 1200 Gauge Polythene Sheet Mineral Material Rectangular BS EN 13707 Certified (Black 1m x 4m)
Silver Star£7.734.5★
What buyers say about damp proof membrane
What buyers praise and complain about, mined from review topics.What buyers love
“I also appreciated how consistent the quality feels across the whole sheet”
“reasonable priced”
“Not much you can say, its strong and easy to cut to shape”
“Did as advertised”
“Decent thick plastic”
“the darker heavy-duty material feels more substantial”
“easy to use”
“It was a fit for covering my garden area”
“Perfect cover-all plastic sheeting with a bit of give to aid longevity”
“Amazing smells great on doggos even a week after”
What buyers complain about
“Thickness of sheeting”
“Black and made of plastic”
“Completely unfit for advertised use”
“Not heavy duty”
“just thought it was a little expensive”
“this smells nothing like it”
“it actually measured 4 x 1.9 metres very unhappy with this because it wasent big enough for the job it was intended for”
“it actually measured 4 x 1.9 metres very unhappy with this because it wasent big enough for the job it was intended for”
“Black and made of plastic”
“Absolutely shockingly thin stretchy”
Top return reasons
Common questions
- Is damp proof membrane profitable to sell on Amazon United Kingdom?
- The niche generates £82K/yr across 41 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is +9.1%. Flapen's verdict: Worth a look (60/100).
- How competitive is the damp proof membrane niche?
- 23 brands and 45 sellers compete. The top 5 products take 39% of clicks and top 5 brands hold 53% of demand.
- What do buyers complain about in damp proof membrane?
- Top complaints mined from reviews: Thickness, Material Quality, Advertised Vs Actual Product. The return rate is 0.5%.
- When does demand for damp proof membrane peak?
- Demand peaks in Apr–May; the busiest month runs 2.1× the quietest.
- What does it cost to enter the damp proof membrane niche?
- Listings span £4.18–£46.73; the average listing price is £13.29 (sweet spot $15–$100). The average incumbent carries 415 reviews — the moat a new listing must climb.