$19.99, located in Wakeman, Ohio, USA (448**), item #113013542192
Washable Electrostatic Antimicrobial Furnace Filter. Except for "EXACT SIZE" filters which are not undercut like nominal filters are. Simply vacuum off the filter (optional step) wash this filter out, being sure to back wash the filter in the opposite direction of airflow, there is label on the filter indicating this.