The Mixed Flow Roof Fan Single Phase 4 Pole 400mm (Stock Ref: RMH40014A) is designed for reliable performance in commercial ventilation applications. Equipped with IP44 motor protection and Class ‘B’ insulation, it ensures long-lasting operation under demanding conditions. The fan operates efficiently in ambient temperatures up to 40˚C and includes standard thermal overload protection and an IP65-rated service isolator for enhanced safety. A protective guard is supplied as standard, and all models offer full speed controllability for flexible use. Performance has been independently tested to BS 848 parts 1 & 2, while manufacturing complies with BS EN ISO 9001:2015 standards. Supplied with a 2‑year guarantee, this roof fan is a dependable solution for effective airflow management.