It's not as simple as having a tree-hugging son. Making the switch to a heat pump takes a little more forethought.

a heat pump or air conditioner? Here’s what you need to know about the two. Profit and prosper with the best of expert advice on investing, taxes, retirement, personal finance and more ...

Help is at hand though courtesy of [petey53], who made his own ground source heat pump for his Toronto house using a pair of window-mounted air conditioning units. A custom copper “trombone ...

The right heat pump system can save you money -- here’s how to choose the best one for your home. Erin Gobler is a personal finance writer based in Madison, Wisconsin. She writes about topics ...