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

Gradient's advanced window unit can heat and cool 500 square feet, all without needing any fancy electrical work. I saw it at CES 2025. Jon Reed is a senior editor overseeing coverage for CNET's ...

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 ...

Portable heat pumps can go into a window much like a window air conditioning unit and plug into the wall for power. Matusiak says window heat pumps may soon be eligible for more of these rebate ...

Ordinary window shades and curtains block out the ... That means you can leave the AC or heat pump on a lower setting, ...