Heat storage / Guides

Efficient home design

Phase change building materials - natural heat storage in buildings

...heat and less heat. Above absolute zero (–273°C or –460°F), all molecules are moving, and what we call 'temperature' is just a measure of that. So a thermometer...

Hydronic heating system
Delivery: radiant, forced-air and decentralized

Hydronic heating

...heater and boiler Geothermal heat pumps Hydronic radiators and baseboards will transfer heat in the same way as electric resistant heat sources. So for co...

What is a heat pump
Heat pumps, geothermal and AC

Heat pumps: what they are and how they work

...heat pump. Heat pumps are able to extract heat from air by using a liquid refrigerant (more on this later) to absorb and remove heat and what’s known as the v...

Solar Electricity Generation & Storage with no Batteries, Azelio
Renewable energy

Azelio Solar solutions combine electricity generation & storage without Batteries

...heat in a thermal battery (or TES – Thermal Energy Storage), then they use a Stirling engine (200 year-old technology to convert heat into power) to generate el...


Case Study: Kenogami House, Saguenay, Quebec

...heating during mild periods, Alain is considering an air-to-water heat pump to extract heat from the air where it can be deposited into a domestic hot water tan...

Thermal batteries for passive solar design
Efficient home design

Thermal batteries: how to passively store heat

...heat to pump it through your radiant floor or whatever other heating distribution system you have. Specific Heat Capacity: If you take solid paraffin (heat ...

Solar panels power the Kenogami House in Saguenay, Quebec
Renewable energy

The Kenogami House: Energy systems at the cutting edge of innovation

...heat pumps in this house, an air-to-air heat pump that extracts heat from outside air to heat inside air, and an air-to-water heat pump. The air to water heat p...

The high performance almost ZNE Warburg house by bioi - built for under $100,00
Efficient home design

A High Performance Home on a Shoe String Budget (Almost ZNE!)

...storage. Windows and skylights are positioned to take full advantage of the natural light from the southern exposure, and are detailed with extruded wooden fr...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...storage, a mechanical room on the main floor, and no ability to move plumbing fixtures for future renovations. So how to deal with that? No basement storage...

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

...heat is that the further you get from anything radiating heat (imagine a woodstove), the cooler it gets. So heat is concentrated at ground level where we are ra...

Gas powered tankless water heaters
Plumbing and water heaters

Are tankless water heaters good?

...heating. These heaters may also be known as ' inline water heaters', 'continuous flow heaters', 'instantaneous waters' or 'flash heaters'. The drawback with t...