?x?x.50" Flat Electrostatic Filter (Between 751-800 sq. in.)ECAS050800 $121.32 SKU: ECAS050800 Back $121.32 Quantity -+ Add to Cart Details ?x?x.50" Flat Electrostatic Filter (Between 751-800 sq. in.) DetailsBackDetails?x?x.50" Flat Electrostatic Filter (Between 751-800 sq. in.)See MoreSee Less