moisture / Green Building & Sustainable Home Renovation Information & Advice

stove hood bathroom fan central vac
Healthy indoor air quality

Removing dust and moisture from homes

...moisture from homes helps keep air healthy for occupants, and helps keep home humidity down. Excess humidity in houses can cause moisture damage, but what is not often considered is that added energy consumption involved, as heating moist air requires significantly more energy than heating dry air. When using manufactu...

What is Interstitial Condensation? (And how to stop it!)
Walls and Roofs

What is Interstitial Condensation in Walls or Roofs? (And how to stop it!)

...moisture as condensation. This is known as the dew point temperature, and for interstitial condensation this condensate (or release of moisture) occurs within the core of the wall, forming water that soaks into building materials.  This may sound just like the surface condensation you would see on windows, however it i...

Heat Recovery Ventilation - Lunos video
HRV and ERV

Lunos ductless air exchanger

...moisture damage. By multiplying the openings, it also increases the risk. So, seal the sleeves well, and as an added measure, surround it with insulation that isn't moisture sensitive; mineral wool for example. The lack of convincing data: Given its unusual characteristics, the product's efficiency cannot be tested to ...

Choosing the right firewood for maximum heat
Wood stove and biomass heat

Burning the right firewood for maximum heat output and minimum environmental impact

...moisture meter to check the quality of your firewood, especially if you don't know the source, and check it before the wood gets dumped from the truck. It will cost you $75 to $100 to buy a good moisture meter, but avoiding even one miserable cold winter with wet wood smouldering in the hearth and refusing to get to a ...

The difference between air barriers and vapour barriers
Air and vapour barriers

The Difference between air barriers and vapor barriers

...moisture it can hold, where the dewpoint will be in your wall is determined by the difference in temperature from indoor to out, and the amount of moisture in the air (RH - Relative Humidity). The job of both air barriers and vapor barriers is to prevent moisture from forming at that critical point, they just do it in ...

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...moisture in homes, and condensation on windows was common place and hard to stop. This led to a build up of mould and mildew in homes. Modern day airtight homes need mechanical assistance to stop moisture damage and protect indoor air quality, especially true in basements where ventilation is essential to stop mold for...