Koch 111 703 00224x12x12 High Cap Turbine Air Filter, Double Header (2 pcs) voomi_id_4215 Designed for refrigeration temperature controls FDMQ09WVJU9 Designed for refrigeration temperature controls and 575 volts Maxi Cell High Efficiency Barrier Filter Engineered for Turbomachinery Air Inlet Systems MERV 11 Performance High efficiency barrier filter designed for use in gas turbine air inlets and other rotating machinery Durable metal frame Faceguards upstream and downstream Progressive density filter media extends filter lifecycles Double Edge™ aluminum separators Superior filtration for gas turbines air inlets and other high velocity rotating equipment Reliable performance in any climate Performs in systems with airflow as high as 2500 cfm Widely used by OEM’s around the world Koch Filter’s Maxi Cell is an extended surface such as gas turbines