---
title: "Simple Green Foaming Coil Cleaner — $43K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/simple-green-foaming-coil-cleaner"
last_updated: "2026-08-06T15:44:48.814Z"
locale: en
meta:
description: "Niche score 49/100 · $43K/yr market · 17K searches/yr · $20.61 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $43K/yr market · 17K searches/yr · $20.61 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Simple Green Foaming Coil Cleaner — $43K/yr Amazon US Niche (2026) - Flapen"
---
# **simple green foaming coil cleaner**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 11Growth 98Conversion 95Competition 5Returns 99Price range 79Avg price 89Brand share 0Review moat 25Quality gap 25
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Growth**
**Incredible****+223.9%**
90-day search growth — must beat 0% to launch
**Conversion**
**Incredible****12.4%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$20.61**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.45–$37.44**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****4,412.14**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****$43K**
$43K/yr · 17K searches
**Competition**
**Bad****94%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, simple green foaming coil cleaner is a $43K/yr Amazon United States market (17K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Skip it — 49/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **simple green foaming coil cleaner market data**
- **Units sold / yr**
- **3K–4K**
- avg 250–500/product
- **Revenue / yr**
- **$62K–$82K**
- units × avg price
- **Conversion rate**
- **12.4%**
- **Avg BSR**
- **#262**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **68 months**
- **Avg seller age**
- **153 days**
## **Competition & brand share**
The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**39**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**94%**
Top 20: 100%
**Open market**
**0%**
- Simple Green91% - Leak Saver6% - Frost King3%
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — +223.9% search growth over the last 90 days.
2K1KSpike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 12.9×
[**Open Trend **](https://flapen.com/research/us/automotive/simple-green-foaming-coil-cleaner/trend)
## **Top simple green foaming coil cleaner 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%$4K20%$9K30%$13K40%$17K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Simple Green Foaming Coil Cleaner 20oz Aerosol (Pack of 3)**Simple Green**$26.33**4.6★1,303 rev](https://www.amazon.com/dp/B0FBZDS3M8) [2**Simple Green Foaming Coil Cleaner - 32 Fl Oz**Simple Green**$13.17**4.6★1,303 rev](https://www.amazon.com/dp/B0CXJQ93F4) [3**Simple Green Foaming Coil Cleaner - Gallon 128 Fl Oz (Pack of 1)**Simple Green**$22.71**4.6★1,303 rev](https://www.amazon.com/dp/B079SJH7LH) [4**Simple Green All-Purpose Foaming Aerosol Cleaner All-Purpose Cleaning and Degreasing 20 Oz (Pack of 2)**Simple Green**$17.47**4.6★709 rev](https://www.amazon.com/dp/B09VQXR2PS) [5**Frost King ACF19 Foam Coil Cleaner 1.18 Pound (Pack of 1) 19 Ounce**Frost King**$9.45**4.6★17,545 rev](https://www.amazon.com/dp/B007I7KZN0)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Simple Green Foaming Coil Cleaner 20oz Aerosol (Pack of 3)**Simple Green**$26.33**1,303 rev1y ago](https://www.amazon.com/dp/B0FBZDS3M8) [**Simple Green Foaming Coil Cleaner - 32 Fl Oz**Simple Green**$13.17**1,303 rev2y ago](https://www.amazon.com/dp/B0CXJQ93F4) [**Simple Green All-Purpose Foaming Aerosol Cleaner All-Purpose Cleaning and Degreasing 20 Oz (Pack of 2)**Simple Green**$17.47**709 rev4y ago](https://www.amazon.com/dp/B09VQXR2PS) [**Leak Saver Foam Blaster AC Coil Cleaner Foam Spray | HVAC Coil Cleaner for AC Unit | Professional Deep-Penetrating Formula for Evaporator (No Rinse) & Condenser (Light Rinse) - 3 Pack**Leak Saver**$37.44**4,361 rev5y ago](https://www.amazon.com/dp/B095J8V2YV) [**Leak Saver Foam Blaster AC Coil Cleaner Foam Spray | HVAC Coil Cleaner for AC Unit | Professional Deep-Penetrating Formula for Evaporator (No Rinse) & Condenser (Light Rinse)**Leak Saver**$17.67**4,361 rev6y ago](https://www.amazon.com/dp/B07ZJYPD3Z)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Leak Saver Foam Blaster AC Coil Cleaner Foam Spray | HVAC Coil Cleaner for AC Unit | Professional Deep-Penetrating Formula for Evaporator (No Rinse) & Condenser (Light Rinse) - 3 Pack**Leak Saver**$37.44**4.6★**▲ 29%**](https://www.amazon.com/dp/B095J8V2YV) [**Frost King ACF19 Foam Coil Cleaner 1.18 Pound (Pack of 1) 19 Ounce**Frost King**$9.45**4.6★**▲ 24%**](https://www.amazon.com/dp/B007I7KZN0) [**Simple Green Foaming Coil Cleaner - 32 Fl Oz**Simple Green**$13.17**4.6★**▲ 14%**](https://www.amazon.com/dp/B0CXJQ93F4) [**Simple Green Foaming Coil Cleaner 20oz Aerosol (Pack of 3)**Simple Green**$26.33**4.6★**— 5%**](https://www.amazon.com/dp/B0FBZDS3M8) [**Simple Green Foaming Coil Cleaner - Gallon 128 Fl Oz (Pack of 1)**Simple Green**$22.71**4.6★**▼ 12%**](https://www.amazon.com/dp/B079SJH7LH)
**~~View all trending →~~**
## **What buyers say about simple green foaming coil cleaner**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Cleaning**24%
*“Cleans excellently”*
**Efficiency**12%
*“The cleaner works”*
**Quality-Overall**12%
*“Amazing product from trusted brand in my household”*
**Ease Of Use**11%
*“Easy to use”*
**Advertised Vs Actual Product**8%
*“Works as Advertised”*
**Value For Money**7%
*“Great Buy”*
**Smell**6%
*“Smells nice and clean”*
**Spray/Flow**5%
*“Sprays on easy”*
**Functionality-Overall**2%
*“Yes the vents can pull out and snap back in”*
**Size-Overall**1%
*“perfect size for refills”*
### **What buyers complain about **
**Ease Of Cleaning**25%
*“clearly it was not getting effectively cleaned”*
**Spray/Flow**15%
*“Doesn't work any better than just the hose spray without this product”*
**Functionality-Overall**10%
*“DOES NOT WORK”*
**Smell**4%
*“Im not a big fan of the smell”*
**Value For Money**4%
*“Stay away as this may cost you thousands”*
**Thickness**3%
*“The foam was very thick”*
**Stain Resistance**2%
*“Foam stayed and stained the condenser”*
**Compatibility-Overall**2%
*“I did not see a difference using this product on my ac unit”*
**Color**2%
*“left a nasty green”*
**Quality-Overall**2%
*“Garbage”*
### **Top return reasons **
**Leak-Proof**23%
**Advertised Vs Actual Product**22%
**Functionality-Overall**12%
**Value For Money**9%
**Ease Of Cleaning**7%
**Color**6%
**Defective Material/Parts**4%
**Smell**2%
**Spray/Flow**2%
**Size-Overall**2%
## **Common questions**
- **Is simple green foaming coil cleaner profitable to sell on Amazon United States?**
- The niche generates $43K/yr across 7 tracked products. 90-day search growth is +223.9%. Flapen's verdict: Skip it (49/100).
- **How competitive is the simple green foaming coil cleaner niche?**
- 3 brands and 39 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in simple green foaming coil cleaner?**
- Top complaints mined from reviews: Ease Of Cleaning, Spray/Flow, Functionality-Overall. The return rate is 0.2%.
- **When does demand for simple green foaming coil cleaner peak?**
- Demand peaks in May–Jun–Jul–Aug; the busiest month runs 12.9× the quietest.
- **What does it cost to enter the simple green foaming coil cleaner niche?**
- Listings span $9.45–$37.44; the average listing price is $20.61 (sweet spot $15–$100). The average incumbent carries 4,412 reviews — the moat a new listing must climb.
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