The LB Fans Sabre Sickle Fan Assisted Roof Cowl (model VSR71016A) provides high-performance roof-mounted ventilation for commercial environments. This single-phase, 6‑pole 710mm fan is designed with a swept impeller incorporating aerofoil blades, winglets, and a serrated trailing edge to deliver superior airflow efficiency with reduced turbulence and noise. The precision-engineered one-shot die-cast aluminium impeller is dynamically balanced, ensuring smooth and reliable operation.
Each unit is supplied as a fully assembled cowl, moulded from recyclable polymeric material that is resistant to UV exposure, with optional coloured finishes available to suit installation requirements. The system can be fitted with backdraught shutters and birdguards for added functionality and protection. All models feature speed controllability and built-in thermal overload protection to safeguard the motor during operation.
With an operating temperature capacity of up to 70°C and a 2‑year guarantee, the VSR71016A offers durability, efficiency, and long service life for demanding commercial ventilation applications.