Is an inline duct fan essential in your grow tent or room? Yes, it is always nice to set up an inline duct fan in your grow tent, grow room, or greenhouse as there is a good chance that the air of your growing space is very humid because of the large amount of vapor released by the plants.
An inline duct fan is capable of ideally taking away the excessive heat and moisture from the air in your growing space and keeping your plants healthy and fresh.
What are the best inline duct fans for grow rooms and grow tents?
The garden market is rich with a wide range of brands and a variety of models when it comes to inline duct fans. In this article on the best inline duct fans, we would like to have a quick glance at the best-selling models from different brands.
We have all the popular suppliers of inline duct fans on our list here at AC Infinity, Terrabloom, Vivosun, and Hydrofarm. So you can find the best model for your needs, read on.
1. Hydrofarm Active Air (Series) Inline Fans
Hydrofarm, in its Active Air collection, offers a full line of inline duct fans for growing tents and rooms, starting from a 4-inch model of 165 CFM. Active Air is an exclusive brand of Hydrofarm, which has been a notable innovator of premium-quality indoor gardening products and gear.
Hydofarm is indeed one of the trusted brands in the market for modern gardening equipment and its product lineup includes some cutting-edge ventilation systems for indoor growing.
Made of superior quality materials, and famous for their affordable pricing, the Active Air inline fans are some of the best inline duct fans for your grow rooms and tents.
All the variants in the series feature brushless AC motors with thermal protection and they come up with highly durable ceramic-coated metal housing and top-quality molded impellers.
Lower noise is one of the praised attractions of the Active Air series.
Hydrofarm Active Air – All Variants (Paid Links)
- Active Air 4-Inch Inline Duct Fan, 165 CFM
- Active Air 6-Inch Inline Duct Fan, 400 CFM
- Active Air 8-Inch Inline Duct Fan, 720 CFM
- Active Air 10-Inch Inline Duct Fan, 760 CFM
- Active Air 12-Inch Inline Duct Fan, 969 CFM
2. AC Infinity Cloudline S Series Inline Duct Fans
If you are looking at buying some inline duct fans for your growing tents, AC Infinity is another brand of fame and customer appeal.
The brand, which is focused on developing environmental controlling systems for a variety of applications, including agriculture offers a collection of fantastic inline grow tents under the branding Cloudline.
The AC Infinity Cloudline appears in two line-ups – the S and T, with the former featuring regular controllers, while the latter with some dynamic temperature and humidity controllers.
Both series are available in three common sizes – 4, 6, and 8 inches and they respectively deliver an airflow of 205 CFM, 402 CFM, and 807 CFM at a noise level of 28 dBA, 32 dBA, and 39 dBA.
The entire AC Infinity Cloudline models work on EC motors with PWM-controlling systems for efficient performance with lower power consumption and less noise.
Well, the S series of inline fans features precise inline speed controllers with eight speeds and they feature easy on/off options and a power cycle memory.
AC Infinity Cloudline S Series – All Variants (Paid Links)
AC Infinity Cloudline S4 4-Inch Duct Fan – 205 CFM
AC Infinity Cloudline S6 6-Inch Duct Fan – 402 CFM
AC Infinity Cloudline S8 8-Inch Duct Fan – 807 CFM
3. AC Infinity Cloudline T Series Inline Duct Fans
As mentioned above, the AC Infinity Cloudline T series comes in the same 4, 6, and 8-inch size kits and they pack exactly the same fans as in their S series options. The only difference is that they get temperature and humidity controllers with timers and Bluetooth options.
It is indeed perfect for your ventilation fans to have temperature and humidity controls as it will make indoor growing rather easier and hassle-free.
Though a bit pricier than the S series, ( a difference of around $40 on average) the T series fans can make your growing experience rather easier thanks to the added capabilities.
Check out this Reddit thread on what growers say about AC Infinity T6 Vs S6 variants.
AC Infinity Cloudline T Series – All Variants (Paid Links)
AC Infinity Cloudline T4 4-Inch Duct Fan – 205 CFM
AC Infinity Cloudline T6 6-Inch Duct Fan – 402 CFM
AC Infinity Cloudline T8 8-Inch Duct Fan – 807 CFM
4. Vivosun Inline Duct Fans – The T Series
Vivosun is a known supplier of hydroponics equipment and a variety of gardening accessories. The brand has on offer different lineups of inline duct fans for growing rooms and tents.
Here, we have Vivosun’s popular T series of duct fans, which appear in three sizes – 4, 6, and 8 inches. They have a CFM range of 190, 390, and 720 and you can buy them alone and in bundles with Vivoson’s carbon filters for odor management.
The duct fans are speed-adjustable, thanks to the included step-less speed controllers, and they produce lesser noise with the top-end 8-inch model emitting a noise level of fewer than 38 dBA.
They are compact and easy-to-install fans, which come with simple installation brackets.
You can use the Vivosun fans for a variety of applications, including residential and horticultural ventilation purposes.
Vivosun T Series – All Variants (Paid Links)
Vivosun T4 4-Inch Inline Duct Fan – 190 CFM
Vivosun T6 6-Inch Inline Duct Fan – 390 CFM
Vivosun T8 8-Inch Inline Duct Fan – 720 CFM
5. Vivosun Inline Duct Fans – The Silver Series
Here is another popular collection of inline duct fans from Vivosun.
Unlike the other models from the brand, this lineup comprises a series of metal-bodied duct fans that appear in sizes of 4, 6, and 8 inches.
These models are fine for a variety of applications other than gardening. You can use them as exhaust fans in your basements, bathrooms, kitchens, and attics.
These fans offer a CFM range of 100, 250, and 420 respectively for the 4, 6, and 8-inch models. They are decently quiet in operation with a noise level of less than 40 dBA for the top model.
Though compact models, they are very efficient in pulling the air out of your spaces and keeping your growing rooms and other spaces fresh, thanks to top-quality centrifugal impellers.
Vivosun Silver Series – All Variants (Paid Links)
Vivosun 4-Inch Inline Duct Fan – 100 CFM
Vivosun 6-Inch Inline Duct Fan – 240 CFM
Vivosun 8-Inch Inline Duct Fan – 420 CFM
6. Vivosun Inline Duct Fans – The Z Series
Vivosun’s Z lineup of inline duct fans is also very popular among growers. As with the two above series of fans, the Z series is also available in three sizes; 4, 6, and 8 inches, and they are on the market in single units as well as in bundles with the brand’s carbon filters for odor control.
The models in the Z series of inline duct fans are known for high-speed controllers and powerful motors. They are indeed more powerful than the rest of the Vivoson inline duct fans with a CFM range of 203, 440, and 740 for the 4, 6, and 8-inch models respectively.
The included centrifugal fans feature step-less speed controllers to make you run the fans at the desired speeds. These models are indeed some of the best inline duct fans you can find on the market to keep the air in your growing rooms fresh.
Vivosun Z Series – All Variants (Paid Links)
Vivosun 4-Inch Inline Duct Fan – 203 CFM
Vivosun 6-Inch Inline Duct Fan – 440 CFM
Vivosun 8-Inch Inline Duct Fan – 740 CFM
7. TerraBloom Inline Fan Series
TerraBloom is another major maker of ventilation systems for home and commercial growing. The American brand offers a lineup of inline duct fans in three sizes – 4, 6, and 8 inches with a CFM range of 188, 395, and 735 respectively.
The ultra-efficient inline fans come with stronger outputs, adjustable speed controllers, and mixed-flow impellers. They are proven to be highly capable of getting rid of the wanted moisture and hot air in your enclosed growing spaces.
Vivosun Z Series – All Variants (Paid Links)
TerraBloom 4-Inch Inline Duct Fan – 188 CFM
TerraBloom 6-Inch Inline Duct Fan – 395 CFM
TerraBloom 8-Inch Inline Duct Fan – 735 CFM
That has been our list of the best inline duct fans you can find on the market today.
We have covered the best-selling models from the brands like AC Infinity, Terrabloom, Vivosun, and Hydrofarm. All the brands have a handful of models with their 6-inch variants becoming the most popular choices of growers as they are the ideal sizes for your residential growing spaces.
Vahid Vee is a full-time blogger who is highly passionate about home gardening and green products for households. As an incredible researcher and observer of smart home gardening systems and solutions, he is really excited to share with you the latest trends, fresh products, and other developments in the market. #Contact – email@example.com – LinkedIn