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 ...

“CO 2 has a far lower GWP and ozone depletion impact than commonly used synthetic refrigerants and, used in its transcritical cycle, can maintain heat pump performance at lower source ...

US-based heating technology manufacturer Carrier is set to start field testing its prototype air-source heat pump for cold climates. The project is part of the “Cold Climate Heat Pump Challenge ...

A father has warned against the increasingly popular air-source ... which can then heat radiators, warm air heating systems and hot water. They circulate a mixture of water and antifreeze around ...

Ground source heat pumps use pipes containing thermal transfer fluid - a mixture of water and biodegradable anti-freeze, also known as the 'brine ... If you're considering switching to a heat pump, an ...

Over the next two years, homebuilder Lennar is working with Dandelion Energy on one of the largest residential geothermal rollouts in the US.