 |
| English | German |
| air duct | Wetterlutte |
| duct fan | Luttenlüfter |
| flexible duct | biegsame Lutte |
| flexible duct | flexible Lutte |
| foul-air duct | Luttentour für verbrauchte Wetter (saugende Bewetterung) |
| inspection duct | Begehkanal (flue, von Koksöfen) |
| rigid duct | fest montierte Lutte |
| strikewise of air ducts | Luttentour |