?x?x.50" Aluminum and Foam Washable Filter (Between 1751-2000 sq. in.)HFAS052000 $322.32 SKU: HFAS052000 Back $322.32 Quantity -+ Add to Cart Details ?x?x.50" Aluminum and Foam Washable Filter (Between 1751-2000 sq. in.) DetailsBackDetails?x?x.50" Aluminum and Foam Washable Filter (Between 1751-2000 sq. in.)See MoreSee Less