?x?x.50" Aluminum and Foam Washable Filter (Between 801-850 sq. in.)HFAS050850 $148.20 SKU: HFAS050850 Back $148.20 Quantity -+ Add to Cart Details ?x?x.50" Aluminum and Foam Washable Filter (Between 801-850 sq. in.) DetailsBackDetails?x?x.50" Aluminum and Foam Washable Filter (Between 801-850 sq. in.)See MoreSee Less