?x?x.50" E1 Series Electrostatic Filter (Between 701-750 sq. in.)E1SS050750 $106.92 SKU: E1SS050750 Back $106.92 Quantity -+ Add to Cart Details ?x?x.50" E1 Series Electrostatic Filter (Between 701-750 sq. in.) DetailsBackDetails?x?x.50" E1 Series Electrostatic Filter (Between 701-750 sq. in.)See MoreSee Less