An inline duct fan is a handy piece of kit which allows you to apply it to the inside of your bathroom ducting system, your kitchen ducting system or even any other type ducting to help improve the extracting efficiency for overall improvement of airflow quality .
Conveniently located inline, as the name itself suggests, this fan is situated neatly in the inside of the ducting, which allows you to use it as a multipurpose inline fan.
Inline duct fans are ideal for bathroom renovation projects, great at ensuring adequate and safer kitchen ventilation, and can also work for a range of grow spaces.
Below we review some of the best 6 inch inline duct fans currently available online. However the models are also available in other sizes including 4 inches. We’ve chosen these for their ability to offer all-round excellent performance.
1. Tjernlund M-6 Inline Duct Booster Fan
This is an inline duct booster fan which also offers an air conditioning vent exhaust through a hydroponic blower heat.
At six inches and providing a cubic feet per minute rate of 460, this allows a controllable fan speed, though it’s worth noting that the speed control device is not included.
This inland duct fan comes complete with both the mounting brackets and the hardware needed to get it installed in swift time.
With a metal design, it offers an air flow capacity, with a maximum current of 1.1 amps.
In operation, it is said to be both low in both noise and power usage, making it ideal for the domestic environment.
This is an ideal model if you’re looking to add an inline duct fan to a heating duct, a grow room, or in a bathroom or spa where the moisture levels are higher. The ability to run superbly quietly also makes this ideal for such room types.
Versatility coupled with high pressure air handling performance, this is claimed to be perfect for those longer runs or air supplies and exhaust applications that require that specific performance.
This also comes with a strip of vibration isolation foam attached, thus ensuring minimal vibration when in use as well as a better fit all-round.
Customers of the Tjernlund M-6 Inline Duct Booster Fan find this a fantastic problem solver for those areas of the home that need improved air flow, claiming it works very well indeed.
2. 6-Inch Hydrofarm Active Air Inline Fan
Hydrofarm’s 6 inch inline duct fan is claimed to offer you the innovation and performance to meet all your requirements, and all at a lower price tag.
The housing on this fan is ceramic coated throughout, ensuring it remains durable over time.
Featuring UL-recognized components in its make up, it has a low noise output. This is due to its molded impeller, which is claimed to be of the highest quality, as well as its AC motor, which is also thermally protected.
With this purchase you’ll find all the mounted brackets and an eight foot 120V pre-wired cord, allowing you to get started on installation straight away.
Customers of the 6-Inch Hydrofarm ACDF6 Active Air 400 CFM Inline Fan find this a simple and quickly operational fan to both install and work. It’s considered to offer exceptional quality, and indeed performance, with many stating it easily outperforms similar models on the market.
3. Panasonic FV-30NLF1 WhisperLine In-Line Fan
Panasonic’s FV-30NLF1 inline duct fan is a most impressive model, even winning the most efficient model in its category for 2018, presented by Energy Star themselves!
Better still this model can be installed in no less than five different positions. This ensures that your installation is made as easy as possible.
Whether you want to place this with suspension brackets or between trusses and joints, this flexible appliance works to offer cleaner air, but in a quieter way all-round.
The idea of this duct fan is to prevent pollutants from overpowering any room it’s placed in, including mold, mildew, and humidity build up.
With a blower wheel that is created to draw air in on both sides, the result is that more air can enter here and therefore the results are more effective and indeed quicker to achieve.
Retaining those hazardous pollutants, this also offers insulated housing which not only dulls any noise but also prevents condensation build up.
Customers of the Panasonic FV-30NLF1 WhisperLine 340 CFM In-Line Fan claim that this is so quiet, it really does whisper, as its title rightly states! The various installation options also make this a highly rated model with many.
4. AC Infinity 6” Inline Duct Fan Quiet Cloudline T6
AC Infinity offers a 6 inch inline duct fan which has an intelligent programming system pre-built into it, meaning you get the most impressive benefits and results from it as a result.
This intelligent programming is not only easy to configure, but it encourages the fan to self-adjust, therefore getting it just right when it comes to the temperature and humidity present each time.
This fantastic technology element also provides you with the speeds, taking you from silent to powerful, a sensor probe with corded precision, and even a timer with alarm warnings!
The idea of this particular model is to encourage you to plug and play. Complete with a full kit which allows you to mount the fan and then power it through a standard outlet, this has an included controller to enable you to power one more additional Cloudline fan, if you choose to.
Intending to ventilate those hydroponic grow rooms, cool AV closets, exhaust odors present and transfer heating/cooling, this is entirely energy efficient in performance.
Customers of the AC Infinity 6” Inline Duct Fan Quiet Cloudline T6 find this an extremely efficient option which they highly recommended for those looking to access good airflow, and to make significant energy savings!
5. Hurricane 6 Inch Inline Duct Fan
Hurricane’s 6 inch inline duct fan is a simplistic model but one which is equally as high performing as its more expensive counterparts, and one that offers a commercial grade throughout.
Constructed of steel, it is also finished with a powdered coating to maximize its durability.
The components used within this model are quality UL choices, which make for a quieter fan when in operation.
Coming complete with a 120V power cord of 8 feet, this is said to be so easy to install that it can be done in a matter of minutes.
A high performance model, it’s stated as an extremely reliable fan solution.
Customers of the Hurricane inline fan find this a very well built model that does everything it needs to do while doing so at an entirely quieter level.
6. TerraBloom 6″ Silent Inline Duct Fan
TerraBloom’s duct fan is a model from the company’s low noise series, with claims that it is one of the game changers in the duct fan market!
It achieves this accolade because of its ability to deliver a higher quality of air movement, all the while doing so by using just a small amount of wattage for power.
Not only does this encourage a quieter environment wherever it’s placed, but it also claims to save you money regarding energy costs.
Premium built and complete with all that you need to get it installed immediately, this is said to be the ideal solution for grow room applications.
Customers of the TerraBloom 6″ Silent Inline Duct Fan find not only does this offer a quieter running process but is extremely high performing considering its smaller size.
7. iPower 6 Inch Inline Duct Fan
iPower’s 6 inch inline duct fan is a more versatile model which states it is ideal for many uses including rooms such as a greenhouse, grow rooms, basements, and kitchens.
This provides an effective ventilation works on targeting air present and moving it efficiently for that most important of ventilation purposes.
Doing so at a lower level of noise all-round, this model is housed in plastic and is entirely durable for not just domestic uses but industrial and horticultural applications also.
Complete with the necessary installation brackets on purchase, it is said to be one of the more straightforward of models to install, even offering a 6 feet cord length to aid the process.
Featuring a variable speed controller, this allows you to make a smooth speed adjustment of the fan whenever you need to.
Customers of the iPower 6 Inch Inline Duct Fan are incredibly pleased with the durability of this model, finding its performance capabilities fantastic– particularly for such a lower priced model than usual.
8. Vortex Inline 6″ Inch S-600 Fan
The final 6 inch inline duct fan on our list comes from the makers at Vortex.
This is a simple but extremely effective fan which offers a functional air flow capacity of 347 cubic feet per meter.
An SD Line fan, it is a more compact style of model but with this reduced size comes improved and enhanced energy performance which is 100% speed controllable.
The reduced size of this model ensures that it can be run at a much quieter level, therefore making it ideal for almost any room that needs an effective moisture reducing solution.
The use of a doubled walled installation construction also encourages a quieter running process as well as extending its durability long term.
Designed for residental use and even light commercial purposes, this model is AMCA air listed and ETL listed.
Prewired, it comes complete with a 120V power cord and can be mounted in any position you choose for extended practicality when installing. It also has a quick clip bracket attached for swift placing.
Customers of the Vortex 3 inline S-600 Fan find this the perfect model when it comes to ease of setting up, while equally stating its energy performance rating is exceptional throughout.
Bonus: Top Recommended 4 Inch Inline Duct Fan
- AC Infinity 6″ Quiet Cloudline T4 Inline Duct Fan
Offering all the capabilities and benefits of its T6 Counterpart, the only significant difference here is that this is a 4 inch duct fan, rather than a 6 inch duct, like the rest of the models on this list.
However, such are its superb and high quality performance powers, the T4 relies once again on that greatly improved cutting edge technology.
This model also utilizes smart programming, an energy efficient motor, and lower speeds that encourage a quieter operation without generating increased noise or heat as they operate.
Designed to work on ventilating those areas such as AV closets, exhaust projects, grow tents and ultimately provide heating and cooling solutions to many a room choice, this offers an amazing selection of additional features.
Customers of the AC Infinity 4” Inline Duct Fan Quiet Cloudline T4 really do highly rate the overall quieter performance of this model, while offering fantastic reviews about its many standard features.
Final Thoughts on Best 6 Inch Inline Duct Fans
Hopefully, these reviews have shown not just how easy these models are to install by yourself in the home, but equally how effective they are at reducing moisture and improving air quality in many specific regions of the home.
Whether you’re looking for a solution for your kitchen, bathroom, grow room or basement, these are some of the best rated inline duct fans that can provide you with a fantastic solution, with clearer air qualities all-round.