Introducing the VIVOSUN 4 inch Inline Duct Fan, a high-quality booster fan perfect for your HVAC needs. This electric fan has a circular vent style and is designed for use in air supply and exhaust systems. With a diameter of 4 inches, it is easy to install and comes in a sleek silver color. This fan features an adjustable thermostat and 360-degree rotation, ensuring efficient and effective performance. Its low noise design makes it ideal for use in homes, gardens, and outdoor living spaces. The VIVOSUN 4 inch Inline Duct Fan is a reliable choice for anyone looking to improve their HVAC system.
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