AC Infinity Raxial S4 Booster Duct Fan 4" with Speed Controller

The AC Infinity Raxial S4 Booster Duct Fan is a high-quality HVAC blower that is designed to boost airflow in heating and air conditioning systems. It is also perfect for ventilating home spaces like attics, workshops, bathrooms, and kitchens. This fan features a variable speed controller that allows you to optimize airflow and noise level for any application. The unibody die-cast construction reduces vibration while ensuring smoother airflow. The AC brushless motor with steel blades and lubricated bearings ensures long-lasting performance. With a duct size of 4 inches, dimensions of 7.28 x 3.95 x 3.95 inches, an airflow of 106 CFM, and a noise level of 28 dBA, this fan is perfect for any home or commercial application.