CLOUDLINE H4, Inline Fan with Speed Controller for Fungiculture, IP-65 Rated, 4-Inch Autopot This first-of-its-kind filtration system removes

This first-of-its-kind filtration system removes the need to routinely purchase replacement filters and dispose of the old units

Designed to quietly ventilate grow tents

backed by its large 2200 mAh power capacity that can quickly be recharged

It brings myriad benefits to your gardening experience:

It is important to avoid getting the Digital top part wet

CLOUDLINE H4, Inline Fan with Speed Controller for Fungiculture, IP-65 Rated, 4-Inch Autopot This first-of-its-kind filtration system removesAI CLH4 Specially designed for mushroom growing to quietly ventilate grow spaces and help control indoor climate levels. IP65 rated to ensure performance in high humidity spaces while resisting dust, debris, and moisture. Includes a fan speed controller with precise 10 level control for exact airflow and CO2 buildup prevention. EC motor with PWM control enables quiet and energy efficient performance for consistent fresh air exchange. Duct Size: 4"