?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 751-800 sq. in.)HXAS050800 $71.52 SKU: HXAS050800 Back $71.52 Quantity -+ Add to Cart Details ?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 751-800 sq. in.) DetailsBackDetails?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 751-800 sq. in.)See MoreSee Less