Is polycarbonate sheets profitable to sell on Amazon United Kingdom?

The niche generates £57K/yr across 42 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is +13.3%. Flapen's verdict: Worth a look (57/100).

How competitive is the polycarbonate sheets niche?

29 brands and 33 sellers compete. The top 5 products take 41% of clicks and top 5 brands hold 53% of demand.

What do buyers complain about in polycarbonate sheets?

Top complaints mined from reviews: Advertised Vs Actual Product, Quality-Overall, Flexibility. The return rate is 0.4%.

When does demand for polycarbonate sheets peak?

Demand peaks in Apr–May; the busiest month runs 2.3× the quietest.

What does it cost to enter the polycarbonate sheets niche?

Listings span £5.78–£96.97; the average listing price is £32.18 (sweet spot $15–$100). The average incumbent carries 433 reviews — the moat a new listing must climb.

polycarbonate sheets

Worth a look

Shows low returns (0.4%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Avg price

Incredible£32.18

avg listing price — sweet spot $15–$100

Price range

Great£5.78–£96.97

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Great53%

top-5 brand share — no brand owns this niche

Review moat

Great433.24

avg incumbent reviews — the moat a new listing must climb

Competition

Good41%

top-5 click share — leaders hold, buyers still browse

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Okay+13.3%

90-day search growth — must beat 0% to launch

Market size

Bad£57K

£57K/yr · 280K searches

Conversion

Bad0.6%

search→purchase rate — share of searches ending in a sale

According to Flapen's Amazon United Kingdom niche tracking, polycarbonate sheets is a £57K/yr Amazon United Kingdom market (280K searches/yr). The top 5 brands hold 53% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 57/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

polycarbonate sheets market data

Units sold / yr: 2K–3K; avg 0–100/product
Revenue / yr: £64K–£80K; units × avg price
Conversion rate: 0.6%
Avg BSR: #129
Page quality: 0%
Prime: 33%
Sponsored: 90%
Out of stock: 6.6%
Avg brand age: 36 months
Avg seller age: 186 days

Competition & brand share

The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.

Brands

29 rising

Sellers

Top-5 brand share

53%

Top 20: 93%

Top-5 click share

41%

Top 20: 80%

Open market

41%

Gardebruk23%
CHZIMADE8%
The Fellie7%
SANJIAOJIA7%
KARAT7%
Virtual Plastics6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +13.3% search growth over the last 90 days.

Peak months: Apr, May · busiest ÷ quietest = 2.3×

Open Trend

Top polycarbonate sheets search terms

polycarbonate sheets108K/yr +12.2%0.5% conv.
polycarbonate roofing sheets46K/yr +49.0%0.3% conv.
plastic roofing sheets30K/yr +18.4%0.1% conv.
clear roofing sheets13K/yr +16.1%0.1% conv.
polycarbonate sheet12K/yr +16.4%0.5% conv.
plastic roof sheets9K/yr +21.3%0.2% conv.
polycarbonate9K/yr +1.0%0.3% conv.
polycarbonate greenhouse sheets8K/yr -32.5%1.2% conv.
greenhouse polycarbonate sheets10K/yr -36.8%1.2% conv.
clear polycarbonate sheet6K/yr +27.5%0.3% conv.

All search terms

Top polycarbonate sheets 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.

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

GARDEBRUK 10x Polycarbonate Twin Wall Sheets 6mm 7.3m 121 x 60.5cm

Gardebruk£44.194.5★4,257 rev

GARDEBRUK 14x Polycarbonate Twin Wall Sheets 4mm 10.25m 121 x 60.5cm

Gardebruk£42.614.5★4,257 rev

Clear Polycarbonate Sheets Plastic Roof Panel Impact Resistant PC Board Daylighting Panels Pergola Carport Greenhouse Canopy Replacement Cover Screws (0.6m x 1m(2ft x 3.3ft))

SANJIAOJIA£13.094.1★57 rev

KARAT - Greenhouse Multi-Wall Sheets with High Malleability - 60.5 x 121 cm - Twin-Wall Sheets Double Wall Sheets Made of Polycarbonate (6 mm)

KARAT£7.114.5★482 rev

The Fellie 6 Pcs Polycarbonate Sheets 4mm Twin-Wall Greenhouse Panels | 122 x 61cm Impact Resistant Polycarbonate Roofing Sheets for All Weather Garden Shed Roof Greenhouse Covering Replacement

The Fellie£32.264.6★432 rev

Newest

by launch date

YEATHOR 14x Polycarbonate Sheets 4mm Double Wall Panels Twin Wall Sheets Greenhouse Panels with Mounting Accessories Roofing Sheets for Greenhouse Canopy Carport Transparent 10. 25 m

YEATHOR£43.921 rev

3mo ago

Clear Plastic Corrugated Roofing Sheets 0.8mm Thick 2.5ft Wide x 8ft Long Transparent UV-Resistant Roof Panels for Shed Greenhouse & Carport

Virtual Plastics£26.749 rev

5mo ago

Clear Plastic Corrugated Roofing Sheets 0.8mm Thick 2.5ft Wide x 10ft Long Transparent UV-Resistant Roof Panels for Shed Greenhouse & Carport

Virtual Plastics£30.979 rev

5mo ago

CHZIMADE 5PCS Clear Polycarbonate Roofing Sheet 1MM Daylighting Panels Corrugated Plastic Greenhouse Shed Panels Heat-Insulating Roofing Carport 0.9x1.2m

CHZIMADE£31.557 rev

7mo ago

CHEOAR 10 Pack 4mmx61x121cm Polycarbonate Sheets 4 x 2 x 0.16 Twin-Wall Plastic Roofing Sheets All Weather Clear Roofing Sheet Greenhouse Plastic Panels Outdoor

Generic£51.2017 rev

1y ago

What buyers say about polycarbonate sheets

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall32%

“the quality was consistent enough that I didn't mind”

Value For Money18%

“Great value”

Advertised Vs Actual Product12%

“As description - exactly what I needed”

Size-Overall11%

“Easy to fit”

Strength4%

“Strong items”

Ease Of Use4%

“Easy to use”

Material Quality4%

“Fantastic quality polycarbonate sheets by Gardebruk”

Cutting/Trimming2%

“Lovely stuff, looks good, easy to cut”

Weight Light2%

“Quite light”

Durability2%

“as this improves performance and longevity”

What buyers complain about

Advertised Vs Actual Product29%

“advertisement is misleading”

Quality-Overall8%

“Poor quality”

Flexibility7%

“They bend length ways which makes them smaller then they leave”

Size-Overall7%

“Need to be 5mm wider”

Material Quality6%

“It's frosted plastic sheet”

Thickness5%

“The 6mm size seems so much thicker than the 4mm that I have used in the past”

Assembly/Installation5%

“Not installed the sheeting yet”

Thin5%

“thin and floppy”

Durability4%

“If you sneeze next to them theyll crack”

Value For Money3%

“Not worth the money”

Top return reasons

Size-Overall28%

Defective Material/Parts10%

Thickness10%

Strength9%

Advertised Vs Actual Product9%

Thin7%

Functionality-Overall4%

Color4%

Quality-Overall4%

Material Quality3%

Common questions

Is polycarbonate sheets profitable to sell on Amazon United Kingdom?: The niche generates £57K/yr across 42 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is +13.3%. Flapen's verdict: Worth a look (57/100).
How competitive is the polycarbonate sheets niche?: 29 brands and 33 sellers compete. The top 5 products take 41% of clicks and top 5 brands hold 53% of demand.
What do buyers complain about in polycarbonate sheets?: Top complaints mined from reviews: Advertised Vs Actual Product, Quality-Overall, Flexibility. The return rate is 0.4%.
When does demand for polycarbonate sheets peak?: Demand peaks in Apr–May; the busiest month runs 2.3× the quietest.
What does it cost to enter the polycarbonate sheets niche?: Listings span £5.78–£96.97; the average listing price is £32.18 (sweet spot $15–$100). The average incumbent carries 433 reviews — the moat a new listing must climb.