Thomas Callen It's just what the separate services have bought, in Sydney FRNSW is primarily permanent fire fighters so they use more expensive and somewhat better equipped Scania Type 3 pumpers, where as RFS are all volunteers except for office staff so they use Isuzu Tankers, as they cost less and aren't used as much as FRNSW Pumpers. FRNSW also runs Retained Stations outside Sydney who use Isuzu Type 2 pumpers.
If you guys get anymore calls please record them! Maybe from a driver Point of View as well or from a helmet camera of when you guys get out of the truck
You should try and record the bells going off, getting ready and then turning out, mounting the camera to your helmet or something! That would be a first to RU-vid and your channel would undoubtedly skyrocket in views and subscribers