An air main runs fore-and-aft below the upper deck from the air reservoir to valves and connections throughout the ship above and below decks.
Emoyeni umoya ubaleka ngaphambili nangasemva ngaphantsi komgangatho ophezulu ukusuka echibini lomoya ukuya kwizivalo kwakunye nezihlanganisi kuyo yonke inqanawa ngaphezulu nangaphantsi komgangatho.