【QUIET & POWERFUL】 Mixed flow design combined with a EC motor that powers high-quality impellers makes this fan truly energy efficient. With only 40 watts of power but gives a strong airflow up to 205 CFM, very low noise level, only produces 28 DB, this 4 inch exhaust fan is silent. Lightweight ABS blades reduce the airflow resistance, add airflow by 40%. 【BUILT TO LAST】Made of heavy-duty plastic housing for superior durability, IP42 rated, making it highly resistant to dust and liquids, and performs well even in harsh environments. The exhaust fan is ETL/FCC listed. 【INTELLIGENT CONTROLLER】The smart controller has multiple modes for operation, 10 fan speeds, easy to program and controls the humidity and temperature automatically with 4 easy settings and alarms which is a breeze to keep your space at the optimal temperature and humidity. 【DAISY CHAIN PROGRAMMING】2 of 4 inch exhaust fans can daisy chain together to share the same controller, long corded design greatly facilitates the fan connection and installation. 【WIDE APPLICATIONSL】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, closet, storage rooms, kitchens, bathrooms, basements and more.
Spider Farmer® 4 Inch Quiet Inline Duct Fan with Temperature Humidity Controller
【QUIET & POWERFUL】 Mixed flow design combined with a EC motor that powers high-quality impellers makes this fan truly energy efficient. With only 40 watts of power but gives a strong airflow up to 205 CFM, very low noise level, only produces 28 DB, this 4 inch exhaust fan is silent. Lightweight ABS blades reduce the airflow resistance, add airflow by 40%. 【BUILT TO LAST】Made of heavy-duty plastic housing for superior durability, IP42 rated, making it highly resistant to dust and liquids, and performs well even in harsh environments. The exhaust fan is ETL/FCC listed. 【INTELLIGENT CONTROLLER】The smart controller has multiple modes for operation, 10 fan speeds, easy to program and controls the humidity and temperature automatically with 4 easy settings and alarms which is a breeze to keep your space at the optimal temperature and humidity. 【DAISY CHAIN PROGRAMMING】2 of 4 inch exhaust fans can daisy chain together to share the same controller, long corded design greatly facilitates the fan connection and installation. 【WIDE APPLICATIONSL】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, closet, storage rooms, kitchens, bathrooms, basements and more.
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