gshp / Green Building & Sustainable Home Renovation Information & Advice

Geothermal heating vs. Air Source Heat Pumps
Heat pumps, geothermal and AC

Air Source Heat Pumps vs. Geothermal Heating: Which is Better for Your Home?

Geothermal vs. ASHPs - what's the difference? Heating and cooling systems play a crucial role in maintaining comfortable indoor temperatures in homes everywhere . With advancements in technology, homeowners have various options for energy-efficient heating and cooling systems. Two popular choices are geothermal heating...

Comparing ground source and air source heat pumps
Heating and cooling

Heat Pumps: Ground source geothermal GSHP or air source ASHP, what's the difference?

...GSHP's and ASHP's - and not really "Geothermal" heating in the true sense of the word - but hey - as many folks do call it that, they're also going to search for it, right? GSHP's v ASHP's - how are they compared?  The Sustainable Technologies Evaluation Program (STEP) is run out of The Living City Campus at Kortright,...

Exterior compresssor heat pump water heater
Plumbing and water heaters

Heat pump water heater with exterior compressor

There are many manufacturers of heat pump water heaters on the market, which, rather than heating water with an electric coil as a normal electric hot water tank does, employ an evaporator to extract heat from the air (either interior or exterior) and use it to make hot water. The byproduct of an air-to-water heat pump...