HZ SERIES INLINE GROW FANS 4″ Fan (100mm) 2 speed

DURABLE PP PLASTIC MATERIAL: Fan frame and blade are made of high-quality durable PP plastic, UV and corrosion resistant, ultra portable.
WATERPROOF AND DUST RESIST: Durable plastic fan is IP44 protection class.resisting the rain, water and dust for your life.
LIGHTWEIGHT AND EASY INSTALLATION: Plastic fan is lighter than steel. Removable duct ends with locking tabs for quick removal and easy maintenance.
SPECIAL FAN BLADE DESIGN: Fan blade is designed according to hydromechanial principle to reach the optimal airflow and air pressure, high efficiency working, low energy consumption and low noise.