?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 801-850 sq. in.)HKAS050850 $111.60 SKU: HKAS050850 Back $111.60 Quantity -+ Add to Cart Details ?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 801-850 sq. in.) DetailsBackDetails?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 801-850 sq. in.)See MoreSee Less