HealSmart Inline Booster Duct Fan with Speed Controller, 4” 106 CFM Exhaust HVAC Ventilation Fan for Bathrooms, Kitchens, Workshops and Basements, Black

Features

• Durable & Safe: Overheating protection is designed for safety uses, the unit will automatically shut off if overheating is detected. The strong motor and quality steel housing make it featured with sturdy and energy-saving.
• Silent Design: The sound output is reduced to only 28 dB, ensuring your life is not disturbed. Superior balanced blades and centrifugal impellers are for quiet operation and long service life.
• Adjustable Speed: The variable speed controller on the power cord can be used to optimize airflow and noise levels for desired applications. You can adjust the speed and airflow of the fan by turning the knob.
• Easy Installation: With a diameter of 4 inches, speed of 2990 RPM, and 106 CFM airflow, this air exhaust fan is lightweight enough for quick removal and easy installation in limited space.
• Variable Applications: A duct fan is designed to boost airflow in HVAC systems, ventilate home spaces, and be used in grow tents as an intake fan or exhaust fan. Applicable in bathrooms, kitchens, workshops, and basements, etc.