Walls and Roofs
Why Your Walls Get Wet: A 'Building Science Made Easy' Guide to Understanding the Dew Point
...condensation on a double pane window. Whereas it would not on a high performance triple pane window because the interior surface of the window is warmer.
Relative humidity is the amount of moisture in the air compared to what it can hold at its current temperature. At 100% RH, the air is completely saturated; if it t...