There are two main environments in which a person can transfer heat to his home. Remove air and remove water. Nothing looks particularly high-tech, and if you do, modern home heating systems haven't changed much in a long time.
Despite the enormous advances in efficiency, the basic technology for heating and moving air or water is still the same. You can now easily buy the best Melbourne gas wall furnaces online.
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GFA ($): This means a gas-powered system. It's very very simple – you have a stove that burns fuel or an electric heating element that heats the air in the heat exchange chamber. The fan then blows hot air out of the room through ducts to various parts of the house.
The return channel draws air back into the room and the process continues in one cycle. If you want air conditioning in summer, the same system directs heat from the room to a separate cooling circuit that removes heat and effectively cools the air in the room.
High-Speed Air ($$): The basic idea is the same, but air travels faster through the smaller ducts. Ideal for conversions where you don't have the luxury of operating the channels. The manufacturer claims that sound is a minor issue due to channel size and other design features
Electrical Circuit Board ($): cheap to install but expensive to run. This register only heats with an electric element (as in an oven) and exchanges heat directly with the ambient air in the worktop module. Air conditioning system with an electrical system is not possible.