The LB Fans LCA451422 long cased axial fan is engineered for efficient commercial ventilation. This single-phase, 4‑pole fan features an IP55-rated motor with Class ‘F’ insulation, suitable for ambient temperatures up to 54˚C. It comes with a 450mm polypropylene impeller factory-set at a 22° pitch, which is adjustable and compatible with speed control via transformer or inverter on most models. Designed for high-humidity environments up to 95% relative humidity, it includes an IP55 terminal box and is manufactured to BS EN ISO 9001:2015. Performance is tested to BS 848 parts 1, 2 and ISO 5801, ensuring reliable airflow. The fan comes with a 2‑year guarantee for added peace of mind.