---
title: "Carbon Filter for Grow Tent — $57K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/carbon-filter-for-grow-tent"
last_updated: "2026-08-05T21:13:58.110Z"
locale: en
meta:
description: "Niche score 38/100 · $57K/yr market · 44K searches/yr · $103.12 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · $57K/yr market · 44K searches/yr · $103.12 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Carbon Filter for Grow Tent — $57K/yr Amazon US Niche (2026) - Flapen"
---
# **carbon filter for grow tent**
**Skip it**
A small market ($57K/yr) — this niche doesn't clear our bar today.
Market size 14Growth 19Conversion 16Competition 68Returns 56Price range 25Avg price 74Brand share 27Review moat 46Quality gap 60
**Avg price**
**Good****$103.12**
avg listing price — sweet spot $15–$100
**Competition**
**Good****44%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Good****2.8%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****1,942.65**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****89%**
top-5 brand share — brands hold most of the demand
**Price range**
**Okay****$16.70–$345.09**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-12.8%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$57K**
$57K/yr · 44K searches
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, carbon filter for grow tent is a $57K/yr Amazon United States market (44K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Sep. Verdict: Skip it — 38/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **carbon filter for grow tent market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$52K–$77K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#85**
- **Page quality**
- **0%**
- **Prime**
- **97%**
- **Sponsored**
- **92%**
- **Out of stock**
- **9.0%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **170 days**
## **Competition & brand share**
The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▲rising
**Sellers**
**24**
**Top-5 brand share**
**89%**
Top 20: 100%
**Top-5 click share**
**44%**
Top 20: 86%
**Open market**
**7%**
- VIVOSUN52% - MELONFARM15% - Hon&Guan10% - ATOUR8% - Spider Farmer4% - AC Infinity4% - Open — no brand owns it (7 brands, 7%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -12.8% search growth over the last 90 days.
2K2KPrime Day '24Spike '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Sep · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/carbon-filter-for-grow-tent/trend)
## **Top carbon filter for grow tent search terms**
- **grow tent ventilation system**15K/yr-21.7%1.2% conv. - **inline fan with carbon filter**7K/yr+14.2%0.9% conv. - **ventilation system**7K/yr-13.4%0.0% conv. - **grow tent exhaust fan kit**5K/yr-9.8%1.6% conv. - **vivosun ventilation system**4K/yr-18.8%2.1% conv. - **grow tent ventilation kit**4K/yr-33.7%1.5% conv. - **grow tent fan kit**2K/yr+5.8%0.2% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/carbon-filter-for-grow-tent/search-terms)
## **Top carbon filter for grow tent 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%3%$2K6%$3K9%$5K12%$7K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
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
[1**VIVOSUN Smart Air Filtration G4 Kit 4 AeroZesh G4 Inline Duct Fan with E12 Speed Controller Carbon Filter & 8 Ducting Cooling & Ventilation System for Grow Tents Indoor Gardening Hydroponics**VIVOSUN**$113.96**4.6★653 rev](https://www.amazon.com/dp/B0CBRLZJHL) [2**VIVOSUN Smart Air Filtration T4 Kit 4 AeroZesh T4 Inline Duct Fan with E12 Speed Controller Carbon Filter & 8 Ducting Cooling & Ventilation System for Grow Tents Indoor Gardening Hydroponics**VIVOSUN**$113.64**4.6★653 rev](https://www.amazon.com/dp/B0CBPDTSKS) [3**Hon&Guan 4 Air Filtration Kit: 4 Inch Inline Duct Fan with Speed Controller 10 High Carbon Filter 8 Ft Ducting & Rubber Coupler Ventilation System for Grow Tents Indoor Gardening Hydroponics**Hon&Guan**$75.63**4.4★260 rev](https://www.amazon.com/dp/B0DFM925XN) [4**MELONFARM Air Filtration Kit 4 Built-in 14cm Fan Low Nois Carbon Filter with 12-Speed Controller 8 Ducting Cooling & Ventilation System for Grow Tents Indoor Gardening Hydroponics 4x12.6**MELONFARM**$54.91**4.4★750 rev](https://www.amazon.com/dp/B0CLXQD8KH) [5**VIVOSUN Smart Air Filtration PRO T4 Kit 4 AeroZesh T4 Inline Duct Fan w/GrowHub E42A+ Temp. Humidity WiFi-Controller Carbon Filter & Ducting Ventilation System for Grow Tent Hydroponics**VIVOSUN**$156.93**4.6★194 rev](https://www.amazon.com/dp/B0CBPHLMKY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ATOUR 4 Air Filtration Kit 12-Speed Control Quiet 14cm Fan & Carbon Filter. Includes 6.7 Ducting + Vent Cover. Perfect for Grow Tents Indoor Gardens. Cool Ventilate Banish Odors All-in-One.**ATOUR**$57.50**25 rev1y ago](https://www.amazon.com/dp/B0FC28JJ54) [**ATOUR 4 Inch Air Carbon Filter with Australian Virgin Charcoal Odor Control. Built-in 5.5 Quiet Fan with Speed Control for Inline Duct Fans & Grow Tents. Includes Vent Cover + Pre-Filter 4x13.4**ATOUR**$41.45**63 rev1y ago](https://www.amazon.com/dp/B0FC26Q61Y) [**CANNABMALL 4 Inch Inline Duct Fan with EC Motor and Built-in Carbon Filter Duct Fan Kit with Temperature Humidity Controller Grow Tent Kits Ventilation System with Carbon Filter Combo**CANNABMALL**$68.85**18 rev1y ago](https://www.amazon.com/dp/B0F7XG1WV7) [**DAOTAILI 4-Inch Grow Tent Inline Duct Fan Automatic Temperature & Humidity Sensing Control Ventilation System for Grow Tents Greenhouses**DAOTAILI**$39.65**43 rev1y ago](https://www.amazon.com/dp/B0F1TQ4PGF) [**VIVOSUN 4 Inline Exhaust Fan & Speed Controller Low Noise Workshop 130 CFM Duct Fan for HVAC Ventilation Vent Booster Fan in Grow Tent Basement Bathroom Kitchen Attic 3D Printer**VIVOSUN**$26.20**6,078 rev1y ago](https://www.amazon.com/dp/B0DNSXKN4G)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CANNABMALL 4 Inch Inline Duct Fan with EC Motor and Built-in Carbon Filter Duct Fan Kit with Temperature Humidity Controller Grow Tent Kits Ventilation System with Carbon Filter Combo**CANNABMALL**$68.85**3.6★**▲ 193%**](https://www.amazon.com/dp/B0F7XG1WV7) [**MELONFARM 4 Inch Air Carbon Filter Smelliness Control with Australia Virgin Charcoal Odor Removal Carbon Filter for Grow Tent Inline Fan Hydroponics Pre-Filter Included Insulated Flange 4 x 11**MELONFARM**$28.79**4.4★**▲ 162%**](https://www.amazon.com/dp/B0C84QNZ4L) [**VIVOSUN 4 Inline Exhaust Fan & Speed Controller Low Noise Workshop 130 CFM Duct Fan for HVAC Ventilation Vent Booster Fan in Grow Tent Basement Bathroom Kitchen Attic 3D Printer**VIVOSUN**$26.20**4.3★**▲ 140%**](https://www.amazon.com/dp/B0DNSXKN4G) [**ATOUR 4 Inch Air Carbon Filter with Australian Virgin Charcoal Odor Control. Built-in 5.5 Quiet Fan with Speed Control for Inline Duct Fans & Grow Tents. Includes Vent Cover + Pre-Filter 4x13.4**ATOUR**$41.45**4.2★**▲ 131%**](https://www.amazon.com/dp/B0FC26Q61Y) [**Spider Farmer Air Filtration Kit 4 Inline Duct Fan GGS Temperature and Humidity Controller Carbon Filter Combo 13ft Ducting Ventilation System for Grow Tent and Hydroponics**Spider Farmer**$153.88**4.3★**▲ 121%**](https://www.amazon.com/dp/B08S76FN8L)
**~~View all trending →~~**
## **What buyers say about carbon filter for grow tent**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“The quality is fair”*
**Value For Money**14%
*“Worth every penny”*
**Advertised Vs Actual Product**10%
*“As advertised”*
**Assembly/Installation**8%
*“Easy to install”*
**Size-Overall**5%
*“fits perfect”*
**Efficiency**4%
*“Very effective at directing the construction dust to the outside”*
**Filtration**4%
*“Great filtration system”*
**Strength**4%
*“Seems sturdy for a good price and easily installed”*
**Ease Of Use**3%
*“Easy to use”*
**Smell**3%
*“Now I ain't got to worry about the smell thank you so much”*
### **What buyers complain about **
**Durability**19%
*“Broke way too easily”*
**Quality-Overall**9%
*“it's definitely annoying and an indicator of the quality”*
**Noise Level**7%
*“are very noisy”*
**Functionality-Overall**7%
*“Does not work well”*
**Value For Money**6%
*“not have these type of issues otherwise there's a lot of less expensive option out there”*
**Strength**5%
*“Not the most powerful”*
**Smell**4%
*“Can't smell a thing”*
**Filtration**3%
*“Zero smell filter”*
**Instructions/User Manual/Troubleshooting**3%
*“Un legible directions”*
**Assembly/Installation**3%
*“instructions not clear”*
### **Top return reasons **
**Size-Overall**30%
**Functionality-Overall**19%
**Advertised Vs Actual Product**10%
**Defective Material/Parts**7%
**Noise Level**6%
**Strength**4%
**Value For Money**3%
**Filtration**2%
**Durability**2%
**Connectivity-Overall**2%
## **Common questions**
- **Is carbon filter for grow tent profitable to sell on Amazon United States?**
- The niche generates $57K/yr across 37 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -12.8%. Flapen's verdict: Skip it (38/100).
- **How competitive is the carbon filter for grow tent niche?**
- 13 brands and 24 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 89% of demand.
- **What do buyers complain about in carbon filter for grow tent?**
- Top complaints mined from reviews: Durability, Quality-Overall, Noise Level. The return rate is 2.8%.
- **When does demand for carbon filter for grow tent peak?**
- Demand peaks in Sep; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the carbon filter for grow tent niche?**
- Listings span $16.70–$345.09; the average listing price is $103.12 (sweet spot $15–$100). The average incumbent carries 1,943 reviews — the moat a new listing must climb.
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