Chart shows that it took more electricity to heat a home with a heat pump when the thermostat was changed during the day (“on-off”) vs. constant temperature Credit: US Department of Energy—Courtesy ...

IN THIS MONTH'S column we will begin looking at ground source heat pumps as a means of providing efficient heating and cooling to buildings of all shapes and sizes. Ground source heat pumps (GSHP) ...

The highly efficient devices are the darlings of the environmental movement. Here’s why. By Hilary Howard Heat pumps, which both warm and cool buildings and are powered by electricity, have been ...

CLIFFORD, N.D. — In 1991, Nancy Drew and her husband Jim Erickson installed a ground source heat pump on the family farm while completely remodeling the house. "It was just a smarter system than fuel ...

Maine (WABI) - More than 100,000 heat pumps have been installed in Maine homes and businesses, according to Efficiency Maine. They are now more common than oil heat in new homes. On average, one heat ...

If you're exploring your options for a new heating system, an upgrade or perhaps considering which type of energy efficient heating to use in your self build plans, you'll likely find yourself ...

Eric Mauchan’s Cape Cod-style house in Framingham, Massachusetts, does not have central air conditioning. So when the summer heat bears down, his four window AC units, two dehumidifiers and fans that ...

Thanks to incentives from Washington, D.C., two Massachusetts public schools are turning away from fossil fuels and toward clean energy for heating and cooling. It’s time for Hopkins Academy to ...