The Daikin-McQuay 4009582 Fan Blower Wheel is a replacement air-moving component designed for use in compatible HVAC equipment, including air handlers, fan coil units, and ventilation systems. It works by rotating with the blower motor to draw in and distribute air through the system’s ductwork or airflow channels. This process supports efficient air circulation, temperature regulatio... https://www.partshnc.com/4009582-daikin-mcquay-fan-blower-wheel