Mars Hydro 4-Inch Complete Fan Kit – 205 CFM Inline Exhaust with Smart Thermostat for Grow Tent Ventilation

Optimize your indoor growing environment with the Mars Hydro 4-Inch Complete Fan Kit (205 CFM), a powerful, quiet, and energy-efficient solution for professional grow tent ventilation, inline extraction, and odor control. This complete 4-inch ventilation kit is designed for precise control of airflow, temperature, and humidity in small to medium-sized grow tents.

With a maximum airflow of 205 CFM (±348 m³/h) and an extremely low noise level of only 26.8 dB-A, this system offers the perfect balance of performance and discretion. Ideal for home growers, hobbyists, and professional indoor grow environments where stable climate control is essential.

Thanks to the smart digital thermostat controller and the integrated carbon filter, you can effortlessly create a stable, odor-free and optimally regulated indoor growing environment from the growth phase to flowering.

Why This 4-Inch Fan Kit Is Essential For Your Grow Tent

A well-regulated ventilation system is crucial for:

• Constant air exchange
• Temperature stability
• Humidity control
• VPD optimization
• Mold prevention
• Odor control

The Mars Hydro 4-inch fan kit combines smart climate control with powerful inline extraction, providing your plants with an oxygen-rich and stable growing environment.

Key Features

• Powerful 205 CFM Inline Extractor
  The 4-inch inline fan provides continuous air exchange and efficient extraction in compact and medium-sized grow tents. Ideal for tent sizes such as 60x60 cm, 80x80 cm, and 90x90 cm.
• Smart Digital Thermostat Controller
  The integrated digital controller automatically monitors temperature and humidity. The system adjusts fan speed in real time for consistent and reliable growing conditions without manual intervention.
• Integrated Carbon Filter for Odor Control
  The included refillable carbon filter effectively neutralizes odors and ensures clean, fresh air in your indoor grow room. Perfect for discreet use at home.
• Extremely Quiet Operation – Only 26.8 dB-A
  Thanks to the high-quality EC motor and optimized fan design, this fan kit is virtually silent. Ideal for apartments and noise-sensitive environments.
• Energy-efficient EC motor with PWM control
  The durable EC motor with PWM speed control delivers powerful performance with low energy consumption (27W ±5%). Suitable for continuous 24/7 use without overheating or energy waste.
  

Technical Specifications

• Product Name: Mars Hydro 4-Inch Inline Duct Fan Kit
  
• Channel Diameter: 4 Inch (100 mm)
  
• Maximum air flow: 205 CFM (±348 m³/h)
  
• Motor: EC motor
  
• Speed ​​control: PWM (Pulse width modulation)
  
• Fan speed: 3000 ±10% RPM
  
• Static pressure: 347 ±10% Pa
  
• Power: 27 W ±5%
  
• Operating voltage: 110–240 VAC
  
• Frequency: 50/60 Hz
  
• Waterproof: IP44
  
• Application: Complete fan kit for grow tents, inline extraction, odor control and climate control

Suitable For

• Small to medium sized grow tents
• Indoor cultivation of vegetables, herbs and flowering plants
• Discreet home growing setups
• Professional climate control in grow tents
• Inline extraction with carbon filter

Why Choose Mars Hydro Ventilation?

• Reliable climate stability
  
• Professional inline extraction
  
• Smart automatic control
  
• Low noise production
  
• Energy-efficient performance
  
• Complete plug-and-play solution

With the Mars Hydro 4-Inch Complete Fan Kit, you're investing in a stable, controlled, and efficient growing environment that allows your plants to perform optimally.