Gradient's advanced window unit can heat and cool 500 square feet of your home. And you won't need an electrician.

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 ...

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 ...

Using a heat pump can be one of the most efficient ways to cool and heat your home. In cooling mode, it works like an air conditioner, extracting heat from the air inside and releasing it outside.

Manistee Housing Commission outlines a potential $2M project to replace Century Terrace’s heating and cooling systems with ...

Small coolers can be installed in a window to heat a specific room in your home, and small, portable evaporative coolers on wheels are now available. On the other hand, air conditioners cool your ...

Gradient's advanced window unit can heat and cool 500 square feet of your home, and it doesn't require any electrical work. Jon Reed is a senior editor overseeing coverage for CNET's home, energy ...

Gradient's advanced window unit can heat and cool 500 square feet of your home, and it doesn't require any electrical work.