?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 1751-2000 sq. in.)HXAS052000 $156.48 SKU: HXAS052000 Back $156.48 Quantity -+ Add to Cart Details ?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 1751-2000 sq. in.) DetailsBackDetails?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 1751-2000 sq. in.)See MoreSee Less