?x?x.50" Flat Electrostatic Filter (Between 951-1000 sq. in.)ECAS051000 $185.20 SKU: ECAS051000 Back $185.20 Quantity -+ Add to Cart Details ?x?x.50" Flat Electrostatic Filter (Between 951-1000 sq. in.) DetailsBackDetails?x?x.50" Flat Electrostatic Filter (Between 951-1000 sq. in.)See MoreSee Less