geothermal / Green Building & Sustainable Home Renovation Information & Advice

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?

...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 Heating Systems
Heat pumps, geothermal and AC

Geothermal heating for Homes in North America - Does it work & will it save money?

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

Air source heat pumps vs. geothermal heating: which is better for your home?

...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...

Diagram showing the flow of heat and cooling in a modern district energy system.
Heating and cooling

What is District Energy and How Does it Work?

...geothermal field (boreholes) to efficiently generate heat. Biomass: Utilizing wood chips or sustainable agricultural byproducts, though this must be managed carefully to ensure carbon neutrality and air quality. Learn here about how to burn biomass fuels efficiency and reduce emissions. Deep geothermal: Harnessing heat...

Restored stone farm house with efficient heating
Wall assemblies - renovation

How to improve the energy efficiency of an old stone house in a cold climate

...geothermal system. So, we would suggest you get a quote for each and see which suits you better. Geothermal has a much higher upfront cost but offers bigger savings in return, so again you’ll be doing some math to see which is best but at least you know the variables. What do geothermal systems and heat pumps cost? As ...

Renewable energy

How to heat a home with only solar panels - A homeowner's & pro's guide to off grid heating

...geothermal heating worth the cost and ROI? Geothermal (ground source) heat pumps are often cited as the gold standard for efficiency because they draw heat from the stable temperature of the earth rather than the fluctuating air. However, they come with a high price tag. Read more here to learn when geothermal heating ...

Heat pump exterior compressor
Heat pumps, geothermal and AC

2026 Heat Pump Buyers Guide for Homeowners and Professionals

...geothermal heat pumps (gshp) Geothermal systems exchange heat with the earth, which maintains a consistent temperature of roughly 50°F (10°C) year-round. While the upfront installation cost is significantly higher due to excavation and loop piping, GSHPs offer the highest operational efficiency and the longest lifespan...