Heat loss / Guides

Correct window installation details
Windows and doors

How to install windows

...heat gain and reduce energy demand during operation. Choosing higher quality windows on all sides of your home will mean reduced heat loss over a poorer quality...

Basement wall insulation
Insulation and soundproofing

How much insulation does a basement need?

...heat loss through foundation walls also varies between below-grade and the parts above. Over a heating season, there will be much more heat loss through above-g...

Balanced insulation levels in a green home
Efficient home design

Balancing insulation: in Green Home Building, putting it where it does the most good

...heat loss: Yes, a bit more heat is lost through the ceiling than the walls, but not nearly as much as much as you might think. The rate of heat loss fr...

Hydro towers
Heating with electricity

Heating with electricity

...heat, but energy is also required to distribute that heat throughout your home. Heat loss can occur through ducts in spaces that you don't intend to heat, furth...

Thermal image showing where home heat loss is occurring.
Insulation and soundproofing

How insulation works

...heating and cooling, and in some respects, how durable it will be. The transfer of heat (or heat loss) occurs in 3 ways: conduction , convection and radiat...

Mitsubishi Mr.Slim heat pump
Hot water

Increased efficiency with heat pumps working in tandem

...heat loss, but they also reduce heat gain. By sacrificing that 30% of the insulation value on the south side, we were able to increase the amount of passive hea...

Radiant floor heat in a bathroom
Delivery: radiant, forced-air and decentralized

Radiant heat in a slab-on-grade floor - video

...heat loss. Contrary to common beliefs, heat does not rise. Warm air rises, but heat goes everywhere. You need only pick up a hot coffee in a ceramic mug to answ...

Water efficiency
Plumbing and water heaters

All about hot water delivery

...heaters are fairly well insulated these days, and the heat lost from insulated pipes is really nothing to write home about. All that heat loss isn’t even a loss...

Concrete floors and timber frame as thermal mass
Efficient home design

The pros and cons of thermal mass in buildings

...Heating during off-peak hours: If you rely on radiant heat from thermal mass such as heated concrete floors, this can make heating with electricity a more reali...

Off-grid home
Off-grid and Net-Zero Housing

Thinking about renewable home energy and a battery backup?

...heat, likely wouldn't be enough to heat your whole house if you diverted power to heating, but in the event of an extended power outage it might be able to supp...


Case Study: Kenogami House, Saguenay, Quebec

...heat loss and maximise solar heat gain. Exterior durability measures include a metal roof and fascia, electrically controlled exterior shutters, stone and ...