First, it’s important to understand how an air-source pump works. It is often compared to a refrigerator, where a series of coils and heat pump compressorsmove warm air t… See more

Oddly enough, though it uses a non-renewable fossil fuel, a gas heat pump also comes with … See more

Their largest disadvantage is expense since natural gas isn’t cheap. However, overall economics are always relative. For instance, all heat pumps are more efficient and cost-ef… See more

All three types of air-source systems are cheaper to install and operate than furnaces or traditional air-conditioners. However, they all also depend on the outdoor en… See more