Mars Hydro iFresh 4" Smart Inline Duct Fan

Description Fan/Duct/Filter Specifications: Designed with a 4 Inch size. It ensures impressive airflow up to 205CFM and operates quietly with a 26.8dBA sound level. The fan also comes with a smart controller type that allows for innovative Phone APP Control. Introducing the Mars Hydro 4" Smart Inline Duct Fan: This model features a 4" inline fan with an airflow capacity of 205CFM. The fan additionally includes a smart core controlled by OTA (over-the-air) data flow. As a result, this improves the ease of managing your space's climate data intelligently. Powerful and Silent Inline Duct Fan: The Mars Hydro iFresh 4-inch inline fan uses a combined-flow design and a PWM-managed EC motor. This enables it to produce up to 205 CFM of airflow with minimal sound interference. With this, the fan becomes an ideal choice for ventilating and cooling grow spaces of various sizes, including 2x2 feet, 2.3x2.3 feet, and 3x3 feet. Smart Ventilation For Indoor Gardens: By downloading the Mars H