I refered to below article in order to understand how Centralised hot water billing is done. https://community.agl.com.au/t5/Knowledge-Base/Centralised-hot-water-billing/ta-p/305 I have question related to point 4 (Why do you multiply my usage by 10 as well as the common factor?)--------------------------If you live in NSW, you may notice that your consumption has been multiplied by 10, as well as the common factor - this is because the hot water meter measures your usage in deciliters (a metric ...