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 ...

As Britain moves to get greener, cheaper energy, the phrase air source heat pump is becoming more commonly heard. But what are they, and do they deliver? And do they actually generate heat in a cold ...

Heat pumps are more efficient than gas boilers and can use electricity generated from increasingly clean sources, as wind and solar power replace polluting fossil fuels. Air-source pumps - the ...