12", 315mm ROOF COWL, PLATE AXIAL EXTRACTOR FAN, 1 Phase 2 Pole Commercial Vent

315mm (12") dia Plate Axial Fan, 2 Pole, 1 Phase/240v. GRP 315mm Grey Glass Fibre Roof Cowl Unit. These Plate Mounted fans are designed around an advanced "Sickle Blade", high performance impeller with an excellence performance characteristics.