 They were fitted out with then all new modern equipment, including some of the most modern and recent machines in the Petone Workshops, and capable of handling the building of new locomotives as well as other general overhaul and repair work.One of the biggest improvements from the point of view of the staff was the new ventilation system.At Petone, ventilation was a rather primitive affair, relying on windows and roof vents, as well as circular stoves placed at strategic locations around the buildings.