The LB Fans Long Cased Axial Fan LCA311422 provides reliable airflow for commercial ventilation systems. This single-phase, 4‑pole fan features a 315mm diameter with a 22° blade angle for optimized performance. Its motor is Class F insulated and IP55-rated, suitable for operation in ambient temperatures up to 54°C. The fan includes an IP55 terminal box and an adjustable factory-set polypropylene impeller for long-lasting efficiency. Speed can be controlled via transformer or inverter, allowing flexible operation. Designed to perform in relative humidity levels up to 95%, the LCA311422 is manufactured to BS EN ISO 9001:2015 standards and performance-tested to BS 848 Parts 1 & 2 and ISO 5801. A 2‑year guarantee ensures dependable, durable operation for commercial environments.