Moisture / Green Building & Sustainable Home Renovation Information & Advice

¿Qué es la condensación intersticial? (¡Y cómo detenerla!)
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...

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...