There are several methods for heating a home, including solar panels, furnaces, and heat pumps ... cleaning your AC coils will help keep your system running efficiently, improve indoor air ...

STANDISH, ME - SEPTEMBER 25: Aaron Sinclair, of Dave's World, installs a heat pump ... to clean heating, ensuring residents of all income levels benefit from healthy indoor air and energy costs ...

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 ...