The BIFA 315mm Single Phase 2 Pole 18° Fan (Stock Ref. BIFA311218) is a high-performance bifurcated case axial fan built to meet the demands of commercial and industrial ventilation. Available in sizes from 250mm to 1000mm, this model features a Class F insulated motor with IP55 protection, ensuring durability and resilience in challenging environments. It can operate effectively in ambient temperatures up to 200°C and is speed controllable via transformer or inverter when the ambient temperature is below 60°C. An IP55-rated terminal box provides extra protection, while the fan is suitable for environments with relative humidity up to 95% RH. Manufactured to BS EN ISO 9001:2015 standards and tested to BS 848 Parts 1 & 2 and ISO 5801, it delivers reliable airflow and efficiency. Supplied with a 2‑year guarantee, the BIFA 315mm 18° fan is an excellent solution for tough, continuous-duty ventilation requirements.