?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 051-100 sq. in.)HKAS050100 $52.32 SKU: HKAS050100 Back $52.32 Quantity -+ Add to Cart Details ?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 051-100 sq. in.) DetailsBackDetails?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 051-100 sq. in.)See MoreSee Less