An apparatus and method for drying and de-wrinkling an article of clothing; including a housing having an upper compartment, a lower compartment, and a dividing wall separating the compartments. Devices and methods including air filtering units with smart features including connectivity and reporting features are provided wherein a unit is provided to communicate with a system. Then a probe of a gauss meter is moved along an edge of the core adjacent the commutator to locate a core slot having a highest magnetic field reading measured by the gauss meter.