Contact UsBrought to you by STIEBEL ELTRON Australia, Hydronic Heating Australia aims to simplify the often confusing world of hydronic heating. A tool for to help you navigate the hydronic landscape. This website is intended to be a source of hydronic heating information in plain, simple English. We cover the most commonly asked questions – from how a heat pump works to the absolute basics required for a hydronic heating system. Our aim? To help customers discover more about heat pumps and the benefits they can recoup from investing in a high quality system.