?x?x.50" Aluminum and Foam Washable Filter (Between 351-400 sq. in.)HFAS050400 $97.64 SKU: HFAS050400 Back $97.64 Quantity -+ Add to Cart Details ?x?x.50" Aluminum and Foam Washable Filter (Between 351-400 sq. in.) DetailsBackDetails?x?x.50" Aluminum and Foam Washable Filter (Between 351-400 sq. in.)See MoreSee Less