When evaluating moisture damage in an attic there may be conditions that appear to contradict each other, such as, those seen in the featured photograph and Figure 1. However, a closer and more thoughtful examination indicates that the different appearances… Read More
Category Archives: Water Sources
Poor Handling of Roof Runoff
Basement walls not only support the floor framing above, but also retain earth and groundwater from the basement area. A basement wall commonly retains earth backfill and groundwater by spanning vertically between the basement floor and the wood framing above… Read More
Time for Icicles and Ice Dams
So you think winter is over? Not yet. It’s got one or two last hoorahs. It’s still that time of year for icicles and ice dams. What can you do to avoid them now? Nothing, except use a roof rake… Read More
Assessing the History of a Water Source (Encore)
For years NASA has been searching the heavens for traces of water proposing that its presence is evidence of life beyond this earth. Water is indeed necessary for the existence of life as we know it. From the Hebrew Scriptures… Read More
The Importance of Good Flashing
What happens when flashing is poorly installed around windows? The feature photograph shows what might show on the interior, but the following photographs show what may be hidden in the wall. Disclaimer Read More
The Need for Membrane Flashing Under a Threshold
Whether a manufactured stone with multiple joints or a solid board is used under the threshold of a door (featured photo), a flexible membrane flashing is necessary to stop the infiltration of runoff. On the inside, runoff infiltration through a… Read More