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Every technical statement references a catalogue or a published standard. Articles do not replace approved engineering design.
Fire safety
Choosing a smoke extraction fan: F300 or F400? (EN 12101-3)
A practical guide to EN 12101-3 temperature classes for smoke and heat exhaust fans, the difference between F300 and F400, and how to read the certificate.
27 October 2026Car parksCar-park ventilation and smoke control: ducted axial or jet fans?
Comparing ducted axial extraction with jet-fan systems for underground car parks — space, design method and fire rating.
27 October 2026