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Filter LONGWELL Duct Fan Booster models by airflow, static pressure, voltage or size. Every model on the Fan Selector lists its measured or digitised curve, dimensional drawing and datasheet.
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Library: Ø25–1,000 mm, single units up to about 52,000 m³/h — larger duties go straight to an engineer. Prefer to talk it through? Send your specs to an engineer

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Duct Fan Booster

Duct Fan Booster

Longwell Duct Fan Boosters enhance airflow in long or complex duct systems, improving ventilation efficiency in commercial and residential HVAC installations.
Built with high-efficiency motors and aerodynamic impellers, Longwell duct fan boosters provide quiet, reliable, and energy-saving operation. They are perfect for retrofit projects or systems requiring increased airflow.