The BIFA 1000mm Three Phase 4 Pole 12° Fan (Stock Ref. BIFA1003412) is a heavy-duty commercial bifurcated axial fan built for high-demand ventilation systems. Suitable for sizes ranging from 250mm to 1000mm in diameter, it features IP55-rated motor protection, Class F motor insulation, and operates in ambient temperatures up to 200°C. Speed control is possible via transformer or inverter for air temperatures not exceeding 60°C. Designed to perform in relative humidity up to 95% RH, it is manufactured in compliance with BS EN ISO 9001:2015 and performance-tested to BS 848 Parts 1, 2 and ISO 5801. Backed by a 2‑year guarantee, this fan offers reliable, efficient performance for industrial and commercial ventilation needs.