The Vivosun 190 CFM Inline Duct Fan is designed to improve air ventilation in hydroponic growing setups. Highly performant, it delivers airflow at 2,300 RPM for optimal air movement in small to medium grow tents. The low levels of noise of under 31 dB make it the optimal choice for indoor growing environments. The speed controller makes it highly customizable as it allows adjusting fan speed based on the needs of the growing space.Built with durability in mind, this fan is designed with durable plastic and blades that can hold the test of time. Removable duct ends with locking tabs allow in-depth cleaning and easy setup in any environment.Highly versatile and efficient, this inline duct fan can be used in various applications, whether it's for horticulture or household use.