The Mixed Flow Roof Fan Single Phase 4 Pole 500mm (Stock Ref: RMH50014A) is built for robust performance in commercial ventilation systems. It features an IP44-protected motor with Class ‘B’ insulation, capable of operating continuously in environments up to 40˚C. For added reliability, it comes with thermal overload protection, an IP65-rated service isolator, and a fitted guard as standard. All models are speed controllable, ensuring flexible airflow regulation to meet varying demands. Tested in accordance with BS 848 parts 1 & 2 and manufactured under BS EN ISO 9001:2015 standards, this fan offers dependable performance and long service life. Backed by a 2‑year guarantee, it is a trusted choice for demanding commercial environments.