Researchers in Italy have conceived a dual-source heat pump system that uses both a finned-coil evaporator and a solar ...

In the United States, home heat pumps have been gaining traction (and government subsidies) as highly energy-efficient ...

The novel propane heat pump has a coefficient of performance of up to 4.9 and can reportedly achieve a flow temperature of up ...

Air source heat pumps look similar to air-conditioning units. Their size depends on how much heat they'll need to generate for your home – the more heat, the bigger the heat pump. There are two main ...

Although heat pumps use electricity, they are extremely efficient, turning every unit of ... through a fan or warm-air circulation system, but these do not produce hot water, so you will need a ...

The Patola heating plant complex in Helsinki in Finland will soon play host to the world's biggest air-water heat pump. The ...

A worker hooked up refrigerant lines to air source heat pumps on the roof of the 243-unit Waterford Bay apartment building in St. Paul. (David Joles/The Minnesota Star Tribune) ...

AC units and systems can only cool your home, so you’ll need a separate heating source. Choosing between a heat pump and an air conditioner isn’t just about beating the heat; it’s about ...

I started installing heat pumps around 11 years ago and have developed a certain bias toward them. Compared with traditional heating, ventilation, and air conditioning (HVAC) systems that use a ...

"The new plant is likely to create price stability for customers." City builds largest heat pump of its kind with the potential to keep tens of thousands of homes warm: 'A key role in driving the ...

Air source pumps are common and can work with existing ductwork. They involve installing an outdoor unit and connecting it to an indoor air handler via refrigerant lines. Geothermal heat pumps are ...

They look like a small air conditioning unit outside a house. Heat pumps on average can cost about ... “We’re running out of our cheapest energy source and our climate is changing.