AC Infinity CLOUDLINE S6
#2 in 6 inFull review
The usual pick for a 4x4 or 5x5 grow tent with a carbon filter: plenty of airflow, high static pressure and quiet running.
Amazon $99$99
6 in425 CFM6.1 CFM/W30 dBA
4.0/5
A 6 in EC fan that moves about as much air as the CLOUDLINE S6 on half the rated power, for less money. The rated noise is higher.
- 408 CFMAirflow
- 35 WPower
- 32 dBANoise
- ECMotor
Check price at Amazon$89.99
Price checked November 8, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Very high rated airflow per watt, so it costs little to run around the clock
- Controller has on/off cycle modes as well as ten speeds
Cons
- No static pressure rating published, so performance behind a filter is hard to compare
The VIVOSUN AeroZesh T family
Every VIVOSUN AeroZesh T model we rank, smallest first. Ratings compare each against its own duct size.
| Model | Airflow | Rating | Price |
|---|---|---|---|
| VIVOSUN AeroZesh T4 | 210 CFM | 3.9/5 | $71.99 |
| VIVOSUN AeroZesh T6 (this one) | 408 CFM | 4.0/5 | $89.99 |
| VIVOSUN AeroZesh T8 | 832 CFM | 3.8/5 | $119.99 |
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its duct size. How we rank explains each one.
Specifications
| Model number | VSV-AZT6 |
|---|---|
| Performance | |
| Duct size | 6 in |
| Rated airflow | 408 CFM |
| Power at full speed | 35 W |
| Power figure | Labeled average |
| Airflow per watt | 11.7 CFM/W |
| Price per 100 CFM | $22.06 |
| Noise at full speed | 32 dBA |
| Top speed | 3,000 RPM |
| Controls | |
| Motor | EC |
| Controller | 10-speed controller with cycle modes |
| Speeds | 10 |
| Temperature and humidity control | No |
| Phone app | No |
| Timer or cycle modes | Yes |
| Build | |
| Housing | Plastic |
| Ingress rating | IP44 |
| Voltage | 110-240 V |
| Warranty | 2 years |
Alternatives in this duct size
VIVOSUN R6 6 in Inline Fan
#3 in 6 inFull review
A low-cost 6 in fan for bathroom, basement or tent exhaust when running cost and filter performance matter less than price.
Amazon $63.99$63.99
6 in390 CFM34 dBA
Hon&Guan PRO 6 in Inline Fan
#4 in 6 inFull review
A low-cost 6 in EC fan with strong rated airflow. Its power draw is not published, which keeps it below documented rivals.
Amazon $76.99$76.99
6 in405 CFM32 dBA
Compare
Compare the VIVOSUN AeroZesh T6 with any other inline duct fan →
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