After a multi-year DOE technology push, modern models can perform down to 7°F and replace both your furnace and air ...

Wastewater heat recovery systems use thermal energy from sewage to heat and cool buildings, cutting costs and reducing reliance on fossil fuels.

Efficiency Maine made changes because the cost savings for replacing a wood- or gas-fired furnace with an electric heat pump ...

Heat pumps are more efficient than gas boilers or traditional HVAC systems, saving users hundreds of dollars annually. They're also better for the environment because they reduce the use of polluting ...

When you turn on your oven – even on just a normal oven setting, the heating element heats up the surrounding air - we all know warm air rises, right? It happens because when you add energy, molecules ...

It looks a little like a sleek window AC, but a new device from Chinese appliance giant Midea is actually a reversible heat pump that can both cool and heat a home—and it’s designed to heat ...

An error has occurred. Please try again. With a Centralmaine.com subscription, you can gift 5 articles each month. It looks like you do not have any active ...

They gathered together on a sunny July evening, between the churchyard’s trees and leaning tombstones, to give thanks for the heat pump. Facing the newly installed system, in its large green metal box ...

Skyven CEO Arun Gupta surveys his company’s first installation of its steam-generating heat pump, in a commercial park outside Dallas. (Julian Spector/Canary Media) DALLAS — Past gnarly live oaks, ...

Electric HVAC systems can help you keep your home comfortable using a fraction of the energy. We spoke to experts to find out just how efficient they are. Mike De Socio is a CNET contributor who ...

The 162 MW project is being developed by German utility MVV Energie. The system will use water from the Rhine river as a heat source and is expected to generate heat with temperatures of up to 130 C.