Is extendable radiator cover profitable to sell on Amazon United Kingdom?

The niche generates £59K/yr across 26 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -31.1%. Flapen's verdict: Skip it (44/100).

How competitive is the extendable radiator cover niche?

10 brands and 16 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 88% of demand.

What do buyers complain about in extendable radiator cover?

Top complaints mined from reviews: Assembly/Installation, Quality-Overall, Strength. The return rate is 2.2%.

When does demand for extendable radiator cover peak?

Demand peaks in Oct–Nov; the busiest month runs 2.0× the quietest.

What does it cost to enter the extendable radiator cover niche?

Listings span £23.53–£58.53; the average listing price is £45.85 (sweet spot $15–$100). The average incumbent carries 3,620 reviews — the moat a new listing must climb.

extendable radiator cover

Skip it

Soft demand (-31.1% this quarter) — this niche doesn't clear our bar today.

Avg price

Incredible£45.85

avg listing price — sweet spot $15–$100

Price range

Incredible£23.53–£58.53

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

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Returns

Good2.2%

return rate — above 5% kills the launch gate

Competition

Good50%

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

Review moat

Okay3,620.19

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay88%

top-5 brand share — brands hold most of the demand

Conversion

Bad1.5%

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

Market size

Bad£59K

£59K/yr · 85K searches

Growth

Bad-31.1%

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

According to Flapen's Amazon United Kingdom niche tracking, extendable radiator cover is a £59K/yr Amazon United Kingdom market (85K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 44/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

extendable radiator cover market data

Units sold / yr: 750–1K; avg 0–100/product
Revenue / yr: £34K–£46K; units × avg price
Conversion rate: 1.5%
Avg BSR: #284
Page quality: 0%
Prime: 38%
Sponsored: 65%
Out of stock: 11.0%
Avg brand age: 44 months
Avg seller age: 207 days

Competition & brand share

The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 falling

Sellers

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

50%

Top 20: 93%

Open market

Vida Designs50%
AVC Designs13%
Home Treats11%
LEMROE8%
DuraTherm7%
RADIANT LIVING5%
Open — no brand owns it (4 brands, 7%)

Demand & seasonality

Weekly Amazon search volume, last 91 weeks — -31.1% search growth over the last 90 days.

Peak months: Oct, Nov · busiest ÷ quietest = 2.0×

Open Trend

Top extendable radiator cover search terms

adjustable radiator cover30K/yr -34.5%1.7% conv.
extendable radiator cover18K/yr -31.0%0.8% conv.
adjustable radiator covers9K/yr -20.9%0.7% conv.
radiator cover adjustable7K/yr -32.6%1.7% conv.
radiator cover extendable6K/yr -37.6%1.3% conv.
long radiator cover5K/yr -23.5%0.3% conv.
xxl radiator cover6K/yr -23.2%0.2% conv.
radiator cover 200cm length4K/yr -32.4%0.9% conv.

All search terms

Top extendable radiator cover 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

Vida Designs£46.864.2★11,020 rev

Vida Designs£51.604.2★11,867 rev

AVC Designs Kensington Radiator Cover Adjustable Horizontal Cabinet White/Oak

AVC Designs£43.834.1★3,022 rev

Home Treats Designer Grey Mdf Adjustable Radiator Cover (Adjustable)

Home Treats£46.264.6★25 rev

AVC Designs Kensington Radiator Cover Adjustable Horizontal Cabinet White

AVC Designs£44.354.1★3,022 rev

Newest

by launch date

LEMROE Extendable Radiator Cover White Horizontal Adjustable Heater Cover With Modern Slats Shelf Wooden Decorative for Living Room Hallway (W146-196cm)

LEMROE£58.3461 rev

9mo ago

Home Treats Designer Grey Mdf Adjustable Radiator Cover (Adjustable)

Home Treats£46.2625 rev

10mo ago

GFW Kobe Adjustable Radiator Cover White Extendable Radiator Cabinet with Diagonal Slatted Design

GFW£53.668 rev

11mo ago

LEMROE Extendable Radiator Cover White Horizontal Adjustable Heater Cover With Modern Slats Shelf Wooden Decorative for Living Room Hallway (W75-105cm)

LEMROE£42.5961 rev

1y ago

Home Treats Designer White Mdf Adjustable Radiator Cover (Adjustable)

Home Treats£40.5991 rev

1y ago

What buyers say about extendable radiator cover

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

What buyers love

Quality-Overall21%

“Good quality units”

Assembly/Installation18%

“Assembly is straightforward”

Value For Money14%

“Good value”

Design-Overall10%

“The adjustable design is practical”

Strength6%

“its surprisingly sturdy”

Size-Overall5%

“A perfect fit for our hall radiator”

Instructions/User Manual/Troubleshooting3%

“clear instructions”

Adjustability/Rotatability/Reclining2%

“The adjustability was excellent”

Advertised Vs Actual Product1%

“Just the job”

Wood Quality1%

“This is a lovely piece of furniture once put together”

What buyers complain about

Assembly/Installation17%

“Very hard to assemble”

Quality-Overall17%

“Not good quality”

Strength11%

“EXTREMELY FLIMSY”

Instructions/User Manual/Troubleshooting6%

“Instructions poor”

Wood Quality5%

“Disappointed with quality of wood”

Alignment4%

“The screws are not suitable”

Size-Overall3%

“When I realised it wasnt suitable”

Durability3%

“This literally fell apart after a couple of months”

Defective Material/Parts3%

“one of the parts is defective”

Paint Quality2%

“Paint chips easily”

Top return reasons

Size-Overall44%

Defective Material/Parts17%

Quality-Overall8%

Height6%

Assembly/Installation3%

Strength3%

Color3%

Paint Quality3%

Wood Quality2%

Product Condition2%

Common questions

Is extendable radiator cover profitable to sell on Amazon United Kingdom?: The niche generates £59K/yr across 26 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -31.1%. Flapen's verdict: Skip it (44/100).
How competitive is the extendable radiator cover niche?: 10 brands and 16 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 88% of demand.
What do buyers complain about in extendable radiator cover?: Top complaints mined from reviews: Assembly/Installation, Quality-Overall, Strength. The return rate is 2.2%.
When does demand for extendable radiator cover peak?: Demand peaks in Oct–Nov; the busiest month runs 2.0× the quietest.
What does it cost to enter the extendable radiator cover niche?: Listings span £23.53–£58.53; the average listing price is £45.85 (sweet spot $15–$100). The average incumbent carries 3,620 reviews — the moat a new listing must climb.