?x?x.50" Flat Electrostatic Filter (Between 701-750 sq. in.)ECAS050750 $117.80 SKU: ECAS050750 Back $117.80 Quantity -+ Add to Cart Details ?x?x.50" Flat Electrostatic Filter (Between 701-750 sq. in.) DetailsBackDetails?x?x.50" Flat Electrostatic Filter (Between 701-750 sq. in.)See MoreSee Less