Heat pumps are a common heating
and cooling system that people use in their home. The main reasons
why they are popular so much is the fact that Heat
Pumps costs less in terms of AC maintenance & repair expenses.
This is because heat pumps operate on the heat transfer principle and do not
run by the energy generated by burning fuel.
Now, before I go to Air-Source heat pumps in details, you
should know how heat transfer works and how heat transfer reduces HVAC cost.