- [ENERGY-EFFICIENT DUCT FAN] Designed for air circulation boosting of cooling and heating systems and air-circulation. The 4 Inch Inline duct fan is a great option for grow tents, closets, bedroom, attic, basements and more.
- [EFFECTIVE EXHAUST] Uses high-quality components to increase motor efficiency. Delivers more airflow and pressure than comparable fans. Effectively circulates the air for ventilation and odor purification.
- [LOW NOISE DESIGN]Employs an advanced aerodynamic design and uses high-quality PP plastic blades for extremely low noise and generate additional airflow.
- [EASY INSTALLATION] Made of heavy-duty plastic housing for superior durability. Removable duct ends with locking tabs for quick installation and easy maintenance. Equipped with an installation pack (4 screws & 4 plastic expansion screws). Easy to install, even for beginners!
- [MULTI-FUNCTION]duct fan has a REMOVABLE and FIXED LOCKING STEEL BUCKLE, which can be quickly removed and easy to maintain. The fan can be installed in a straight line or in a pipe system at any angle. The installation box can be rotated and installed in any position, which is convenient for installation and connection.