?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 551-600 sq. in.)HKAS050600 $90.32 SKU: HKAS050600 Back $90.32 Quantity -+ Add to Cart Details ?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 551-600 sq. in.) DetailsBackDetails?x?x.50" Pleated Aluminum Foil Filter with Aluminum Frame (Between 551-600 sq. in.)See MoreSee Less