MARS HYDRO 4 Inch Inline Fan Combo with Variable Speed Controller, Quiet Cooling Booster Fan,205 CFM Exhaust Fan for Grow Tents and Hydroponics

The COMPLETE VENTILATION SYSTEM from Mars Hydro is a must-have for any serious grower.

This system provides 205CFM of airflow, thanks to its powerful 2600 RPM motor, and features an adjustable speed controller that allows you to customize the fan speed according to your plants' needs.

The included carbon filter delivers 100% filtered airflow, ensuring a clean and fresh smelling grow space.

Plus, the flexible ducting can be bent in any direction for easy installation and the machine washable pre-filter cloth helps prevent carbon residue buildup.

With this complete ventilation system, you can rest assured that your plants are receiving the optimal amount of airflow and humidity for healthy growth.

Don't settle for anything less - choose the COMPLETE VENTILATION SYSTEM from Mars Hydro today!