Mars Hydro

iFresh Smart Series

Mars Hydro delivers premium ventilation equipment, offering an intelligent cooling and filtration system tailored for your grow tent.

  • Powerful
  • Efficiency
  • Quiet
  • Intelligent
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Mars Hydro iFresh 4-inch Smart Inline Duct Fan

Original price was: $129.99.Current price is: $95.99.
Fan/Duct/Filter Size: 4 Inch Airflow: 205CFM Noise: 26.8dBA Controller Type: Speed Controller & APP Smart Control
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Mars Hydro iFresh 6-inch Smart Inline Duct Fan

$159.99
Fan/Duct/Filter Size: 6 Inch Airflow: 402CFM Noise: 32dBA Controller Type: Speed Controller & APP Smart Control
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Mars Hydro iFresh 4 Inch Smart Inline Duct Fan and Refillable Carbon Filter Combo with Speed Controller

$199.99
Fan/Duct/Filter Size: 4 Inch Airflow: 205CFM Noise: 26.8dBA Controller Type: Speed Controller & APP Smart Control Filter: Refillable carbon filter The Mars Hydro 4'' Smart Inline Duct Fan features a 4" inline fan rated at 205CFM and a smart core controlled by OTA (over-the-air) information flow, providing you with a highly automated and configured ventilation fan to intelligently manage the climate data of your grow space.
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Mars Hydro iFresh 6 Inch Smart Inline Duct Fan and Refillable Carbon Filter Combo with Speed Controller

$249.99
Fan/Duct/Filter Size: 6 Inch Airflow: 402CFM Noise: 32dBA Controller Type: Speed Controller & APP Smart Control Filter: Refillable carbon filter The Mars Hydro 6” Smart Ventilation Kit features a 6″ inline duct fan that is controlled by the APP and a highly-efficient charcoal filter, providing you with an intelligent cooling and filtration system for your grow tent to regulate and purify the airflow and cliamte in your grow room.
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Mars Hydro 4-Inch iFresh Complete Fan Kit

$269.99
Fan/Duct/Filter Size: 4 Inch Airflow: 205CFM Noise: 26.8dBA Controller Type: Speed Controller & APP Smart Control With a 4'' inline fan rated for 205CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 4 inch inline duct fan and carbon filter combo offers you everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 3x3 feet.
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Mars Hydro 6-Inch iFresh Complete Fan Kit

$369.99
Fan/Duct/Filter Size: 6 Inch Airflow: 402CFM Noise: 32dBA Controller Type: Speed Controller & APP Smart Control With a 6'' inline fan rated for 402CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 6 inch inline duct fan and carbon filter combo provides everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 5x5 feet.
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Mars Hydro

Thermostat Controller Series

Auto-adjusts based on temperature and humidity

  • Powerful
  • Efficiency
  • Quiet
  • Intelligent
-30%
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Mars Hydro 4 inch Inline Duct Fan with Thermostat Controller

Original price was: $159.99.Current price is: $111.99.
  • Fan/Filter/Duct Size: 4 Inch
  • Airflow: 205CFM
  • Noise: 26.8dB-A
  • Controller Type: Digital Thermostat Controller
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Mars Hydro 6 inch Inline Duct Fan with Thermostat Controller

Original price was: $189.99.Current price is: $142.99.
  • Fan/Filter/Duct Size: 6 Inch
  • Airflow: 402CFM
  • Noise: 32dB-A
  • Controller Type: Digital Thermostat Controller
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Mars Hydro 4 Inch Inline Duct Fan And Refillable Carbon Filter Combo With Thermostat Controller

Original price was: $229.99.Current price is: $195.49.
  • Fan/Filter/Duct Size: 4 Inch
  • Airflow: 205CFM
  • Noise: 26.8dB-A
  • Controller Type: Digital Thermostat Controller
Featuring a 4 inch inline duct fan rated for 205CFM and a carbon filter with Virgin Australian activated charcoal, controlled by a digital touch-screen thermostat controller, the Mars Hydro 4'' inline duct fan and charcoal filter combo ventilation system provides you with everything you need to manage the temperature, the air circulation and the odors in your grow space.
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Mars Hydro 6 Inch Inline Fan And Refillable Carbon Filter Combo With Thermostat Controller

Original price was: $299.99.Current price is: $254.99.
  • Fan/Filter/Duct Size: 6 Inch
  • Airflow: 402CFM
  • Noise: 32dB-A
  • Controller Type: Digital Thermostat Controller
  • Filter: Refillable carbon filter
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Speed Controller Series

Knob control, mastered in one hand

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Mars Hydro 4 Inch Inline Duct Fan With Speed Controller

Original price was: $119.99.Current price is: $89.99.
Fan/Filter/Duct Size: 4 Inch Airflow: 205CFM Noise: 26.8dB-A Controller Type: Speed Controller
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Mars Hydro 6 Inch Inline Duct Fan With Speed Controller

$139.99
  • Fan/Duct/Filter Size: 6 Inch
  • Airflow: 402CFM
  • Noise: 32dBA
  • Controller Type: Speed Controller
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-15%
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Mars Hydro 4 Inch Inline Duct Fan and Refillable Carbon Filter Combo With Speed Controller

Original price was: $199.99.Current price is: $169.99.
Fan/Filter/Duct Size: 4 Inch Airflow: 205CFM Noise: 26.8dB-A Controller Type: Speed Controller Filter: Refillable carbon filter With a 4'' inline fan rated for 205CFM, an refillable activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 4 inch inline duct fan and carbon filter combo offers you everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 3x3 feet.
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Mars Hydro 6 Inch Inline Duct Fan and Refillable Carbon Filter Combo With Speed Controller

Original price was: $249.99.Current price is: $212.49.
  • Fan/Duct/Filter Size: 6 Inch
  • Airflow: 402CFM
  • Noise: 32dBA
  • Controller Type: Speed Controller
  • Filter: Refillable carbon filter
With a 6'' inline fan rated for 402CFM, an activated carbon filter with Australian charcoal, and a knob controller applied to allow easy switching and adjustment of the fan speed, the Mars Hydro 6 inch inline duct fan and carbon filter combo provides everything you need to set up the ventilation in a grow tent. A good ventilation setup for grow tents measuring up to 5x5 feet.
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Ventilation Accessories

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Mars Hydro 4 Inch Refillable Inline Air Carbon Filter Odor Control

$69.99
MARS HYDRO 4 Inch Refillable Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange
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Mars Hydro 6 Inch Grow Tent Clip Fan Auto-Oscillating Fan

Original price was: $55.99.Current price is: $47.59.
  • Clip Fan Size: 6 Inch
  • Max Airflow: 315CFM
  • Fan Speed: 0-2100RPM(10-Speed Adjustment)
Mars Hydro’s newly released 6-inch clip-on fan for grow tents offers 10 fan speeds, adjustable head tilt, and automatic oscillation to provide sufficient, portable, and flexible air circulation and an excellent cooling experience for grow tents or real-life situations. It also supports connection to the iHub Pro for intelligent control, adding even more convenience and functionality.
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Mars Hydro 6 Inch Grow Tent Clip Fan Auto-Oscillating Fan – Set of 2

Original price was: $111.98.Current price is: $94.99.
  • Clip Fan Size: 6 Inch
  • Max Airflow: 315CFM
  • Fan Speed: 0-2100RPM(10-Speed Adjustment)
Mars Hydro’s newly released 6-inch clip-on fan for grow tents offers 10 fan speeds, adjustable head tilt, and automatic oscillation to provide sufficient, portable, and flexible air circulation and an excellent cooling experience for grow tents or real-life situations. It also supports connection to the iHub Pro for intelligent control, adding even more convenience and functionality.
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Mars Hydro 6 Inch Refillable Inline Air Carbon Filter Odor Control

$89.99
MARS HYDRO 6 Inch Refillable Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange
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Which one is right for you?

Inline Fan Type

iFresh Smart Series

Thermostat Controller

Speed Controller

Duct Size

 4''/6''

4''/6''

4''/6''

Motor style

EC motor

EC motor

EC motor

Speed Control Type

PWM

PWM

PWM

Controller

Knob / App remote control

Temperature / Humidity Programming

Stepless Speed Knob
Temp and Humidity sensor √

√

x

Maximum Airflow

 205 CFM / 402 CFM

205 CFM / 402 CFM

205 CFM / 402 CFM

Fan Speed

3000±10% RPM

 3000±10% RPM

3000±10% RPM

Input Power

27 W / 62W ±5%

 27 W / 62W ±5%

27 W / 62W ±5%
Buying Guide

1. iFresh Smart Series:

Ideal for users with remote control needs. It supports Bluetooth/WiFi connections to the app, allowing you to set timers and smart temperature and humidity strategies via the app, while also supporting manual speed control with a knob.

 

2. Thermostat Controller Series:

Perfect for users with constant temperature/humidity requirements. You can set automatic temperature and humidity triggers through the controller.

 

3. Speed Controller Series:

Suitable for most indoor growers with cooling or air purification needs. It offers high cost-performance, with simple yet stable functionality.

 

The Duct Fan and Carbon Filter Combo is suitable for most users, but if you're a beginner or planning to expand into a completely new growing space, we highly recommend purchasing the Complete Fan Kit, which includes more accessories.

Mars Hydro Inline Duct Fan and Carbon Filter