?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 1501-1750 sq. in.)HXAS051750 $146.08 SKU: HXAS051750 Back $146.08 Quantity -+ Add to Cart Details ?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 1501-1750 sq. in.) DetailsBackDetails?x?x.50" Flat Aluminum Foil Filter with Aluminum Frame (Between 1501-1750 sq. in.)See MoreSee Less