?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 551-600 sq. in.)HXAS050600 $59.52 SKU: HXAS050600 Back $59.52 Quantity -+ Add to Cart Details ?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 551-600 sq. in.) DetailsBackDetails?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 551-600 sq. in.)See MoreSee Less