The BIFA 1000mm Three Phase 4 Pole 28° Fan (Stock Ref. BIFA1003428) is a heavy-duty bifurcated axial fan designed for reliable airflow in demanding commercial and industrial environments. Manufactured in sizes from 250mm to 1000mm diameter, it features an IP55-protected motor with Class F insulation for continuous operation in ambient temperatures up to 200°C. For cooler conditions (up to 60°C), it supports speed regulation via transformer or inverter. The robust build is suitable for areas with up to 95% relative humidity, making it ideal for high-moisture and high-temperature applications. Produced under BS EN ISO 9001:2015 quality management and tested to BS 848 Parts 1 & 2 and ISO 5801, this model delivers performance, durability, and a 2‑year guarantee for dependable ventilation solutions.