Duct flanges & fittings 3 min
Choosing duct fittings: diameter, fit and reducersMatch flanges, connectors and reducers by function and fit. Check both ends and avoid assuming that 125 mm and 127 mm are interchangeable.
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Practical advice on duct flanges, connection diameters, reducers, tees, Y-pieces and flexible duct fixing. Build a ventilation route that fits.
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3 articles
Duct flanges & fittings 3 minDuct tee or Y-piece: choosing a ventilation branchCompare right-angle and angled branches. Choose a tee or Y-piece by the duct route, and understand why two outlets do not guarantee equal airflow.
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Duct flanges & fittings 3 minConnecting flexible duct to a flange: clamps and sealingFit flexible ducting without distorting the connection. Choose the correct clamp range and treat fixing, sealing and support as separate tasks.
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