Turbo In-line Mixed Flow Fan

The Turbo In-line is a mixed flow duct fan for circular ducted extract and supply systems. Sitting concealed in the duct run — typically in a ceiling void or loft — it combines axial-style airflow with the stronger pressure development of a mixed flow impeller, so it keeps performing on runs with bends and longer lengths where a plain axial fan would struggle.

We stock the Turbo In-line in six sizes: 4 inch, 5 inch, 6 inch, 8 inch, 10 inch and 12½ inch, with two variants offered at each size — see each product page for the options.

Compare it against the TD inline mixed flow range, which adds 6 inch, 14 inch and 16 inch sizes, or view all inline fans. Stocked items ordered by 3pm are dispatched for next-day delivery.

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