?x?x.50" Economy Grade Aluminum Filter (Between 801-850 sq. in.)HEAS050850 $109.92 SKU: HEAS050850 Back $109.92 Quantity -+ Add to Cart Details ?x?x.50" Economy Grade Aluminum Filter (Between 801-850 sq. in.) DetailsBackDetails?x?x.50" Economy Grade Aluminum Filter (Between 801-850 sq. in.)See MoreSee Less