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vented propane heater

Skip it

Soft demand (-83.8% this quarter) — this niche doesn't clear our bar today.

Market size 37Growth 0Conversion 4Competition 43Returns 99Price range 1Avg price 8Brand share 7Review moat 47Quality gap 80

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,833.78

avg incumbent reviews — the moat a new listing must climb

Competition

Okay59%

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

Market size

Okay$184K

$184K/yr · 117K searches

Avg price

Bad$449.14

avg listing price — sweet spot $15–$100

Brand share

Bad97%

top-5 brand share — brand-locked demand

Conversion

Bad0.4%

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

Price range

Bad$85.61–$2464.96

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

Growth

Bad-83.8%

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

According to Flapen's Amazon United States niche tracking, vented propane heater is a $184K/yr Amazon United States market (117K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan–Feb–Nov–Dec. Verdict: Skip it — 34/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

vented propane heater market data

Units sold / yr
750–1K
avg 0–100/product
Revenue / yr
$337K–$449K
units × avg price
Conversion rate
0.4%
Avg BSR
#207
Page quality
0%
Prime
48%
Sponsored
30%
Out of stock
23.8%
Avg brand age
60 months
Avg seller age
169 days

Competition & brand share

The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 flat

Sellers

66

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

59%

Top 20: 97%

Open market

1%

  • Mr. Heater50%
  • Comfort Glow25%
  • Ashley12%
  • Ashley Hearth6%
  • Rinnai4%
  • TPI2%
  • Open — no brand owns it (1 brand, 1%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -83.8% search growth over the last 90 days.
30K20KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 20.4×

Top vented propane heater search terms

  • vented propane heater29K/yr
  • mr heater 30000 btu propane heater17K/yr
  • vented propane wall heater10K/yr
  • vented propane heaters6K/yr
  • mr heater 30000 btu10K/yr
  • comfort glow propane heater7K/yr
  • propane wall heater with blower8K/yr
  • vented gas heater4K/yr
  • mr heater propane heater 30000 btu6K/yr
  • 30000 btu propane wall heater4K/yr
All search terms

Top vented propane heater 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%5%$9K10%$18K15%$28K20%$37K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

What buyers say about vented propane heater

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

What buyers love

Heating25%

“Puts out plenty of heat”

Quality-Overall13%

“Excellent Product”

Value For Money11%

“Worth to buy”

Assembly/Installation9%

“no problems with installation”

Advertised Vs Actual Product8%

“As advertised”

Efficiency8%

“Works well”

Noise Level3%

“the noise was gone”

Ease Of Use3%

“Easy to use”

Instructions/User Manual/Troubleshooting2%

“thanks to the great instructions which were included”

Size-Overall2%

“Perfect size”

What buyers complain about

Heating15%

“the heat is barely functioning”

Functionality-Overall10%

“Does not work”

Advertised Vs Actual Product9%

“That should be disclosed in product description”

Noise Level8%

“it is very noisy”

Quality-Overall7%

“Trash”

Defective Material/Parts7%

“Item was not in working order”

Value For Money4%

“that wouldve been $15,000 that I cant afford”

Assembly/Installation3%

“not be installed in wall”

Leak-Proof3%

“it leaks propane when it clicks off”

Flammable3%

“At first the flame would quit”

Top return reasons

Size-Overall23%
Functionality-Overall20%
Defective Material/Parts16%
Assembly/Installation13%
Heating9%
Advertised Vs Actual Product7%
Mechanism Issues4%
Value For Money4%
Noise Level4%
Compatibility-Overall2%

Common questions

Is vented propane heater profitable to sell on Amazon United States?
The niche generates $184K/yr across 23 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -83.8%. Flapen's verdict: Skip it (34/100).
How competitive is the vented propane heater niche?
7 brands and 66 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in vented propane heater?
Top complaints mined from reviews: Heating, Functionality-Overall, Advertised Vs Actual Product. The return rate is 0.2%.
When does demand for vented propane heater peak?
Demand peaks in Jan–Feb–Nov–Dec; the busiest month runs 20.4× the quietest.
What does it cost to enter the vented propane heater niche?
Listings span $85.61–$2464.96; the average listing price is $449.14 (sweet spot $15–$100). The average incumbent carries 1,834 reviews — the moat a new listing must climb.