AST-II 17A99L2T3G3 610x1220x117mm Size: 1220Wx610Hx117D MM Frame: Aluminium Media: Fibreglass Gasket: PU, Bothside Faceguard: Bothside Pressure Drop: 65 PA Filter Class: H13 Filter Airflow: 1206 CMH Efficiency: ≥99.95% @ MPPS