geothermal / Green Building & Sustainable Home Renovation Information & Advice

...Geothermal horizontal loop system © Alexandre Gilbert Open-loop geothermal systems use ground water pumped directly from a supply well (75 to 100 feet deep) in order to draw and inject heat. Water is pumped out of the first well, and after the heat exchange is carried out, it gets injected into the second well. Geoth...

...geothermal heating systems and air source heat pumps (ASHPs). This comprehensive guide will help you decide between installing a geothermal heating system and an air source air/air heat pump for domestic applications in both Canada and the US. We will discuss different types of geothermal systems, ground loop, borehole...

...Geothermal?" Let's clear up some confusion on terminology regarding heat pumps - search Google for Geothermal Heating Systems and you will find hundreds maybe thousands of companies using the word "Geothermal" to describe ground source heat pumps, two systems that have only one thing in common: they sit on and in the g...

...geothermal heat pump or a water-to-water heat pump) transfers heat between your home and the ground below. See here to learn how geothermal heating works. •    A heat pump water heater (air-to-water heat pump) will take in warm air from your home and convert it into hot water; it then ejects cold air after much of the...

How well does a mini split heat pump work in a LEED or Passive House certified home?  Really well as it happens, see a great example of a split system heat pump installation in the Edelweiss LEED Platinum V4 Home below: The Edelweiss House has a radiant floor to keep our feet comfortable but we rely on a Mitsubishi Mr....

...Geothermal heating system and comparing them to heat pumps, take a read here. Now you know more about heat pumps and how they work best in tandem, learn about other efficient home heating solutions in the following pages and in the EcoHome Green Building Guide. Which heat pumps are the most efficient and reliable...

...Geothermal heat pumps take advantage of the thermal energy stored in the water beneath the earth’s surface to heat homes and businesses - but because of the cost and complications that can lead to reliability issues we'd generally recommend keeping these for larger surface area use. Ductless heat pumps in contrast to c...

SEER v HSPF v COP (& SCOP): Understanding Heat Pump Ratings Many people are considering making the switch to a heat pump, for a variety of different reasons, including the heat pump grants available in Canada and the USA to offset the cost and the potential cost savings of buying and installing a single unit that c...