?x?x4 Industrial Grade Stainless Steel Filter (Between 451-500 sq. in.)HISS400500 $441.96 SKU: HISS400500 Back $441.96 Quantity -+ Add to Cart Details ?x?x4 Industrial Grade Stainless Steel Filter (Between 451-500 sq. in.) DetailsBackDetails?x?x4 Industrial Grade Stainless Steel Filter (Between 451-500 sq. in.)See MoreSee Less