Refrigeration cycle can get crazy efficiencies like that because it is transferring energy from one side of the system (indoor unit) to the other (outdoor unit). The amount of energy that is transfered is greater than the amount of energy required to push the refrigerant through the system.

What is ATS?

I used to work at dairy queen back I college. My coworker and I made a milkshake with a slushie as the base, and it was delicious. We thought we had come up with a great new invention until we told our manager and found out that it used to be something that they sold.