THAT time of year is just around the corner. The time when the temperatures drop and the airborne moisture in the attic condenses on the attic framing and the underside of the roof deck causing moisture staining, frost, excessive moisture… Read More
News & Resources
What Can We Tell from This Photo? (Case Study 11)
What can we tell from THIS photo? This photo was taken at a valley on a shingle roof. The shingles on the left are less weathered indicating that they are not as old as the shingles on the right.… Read More
What Can We Tell from This Photo? (Case Study 10)
This photo was taken at the base of a basement wall. We note the following: The moisture staining on the wood stud and the cardboard box indicate that there has been water infiltration. The multiple rings of the moisture staining… Read More
What Can We Tell from This Photo? (Case Study 9)
What can we tell from THIS photo? The wood plates and staples indicate that these are very old field built wood trusses. The soot and char indicate that they have been exposed to a fire. The relatively clean separation between… Read More
What Can We Tell from This Photo? (Case Study 8)
What can we tell from THIS photo? The portion of the wall on the left side of the cracking has dropped relative to the right. This indicates that the cracking is probably from some type of earth movement, such as… Read More
Here Are a Few Head Scratchers
Sometimes I see things that just don’t look right. Here are a few. How did THIS happen? No matter which way I turn, I violate a sign. This valley flashing doesn’t look like it’ll work, does it?… Read More
Cinder Concrete Floor Deck
Cinder concrete was an early development in concrete floor construction. It was appeared about one hundred years ago or so, when engineers and builders started combining steel and concrete to frame a floor. It was a method that used a… Read More
What Causes Siding to Become Loose in the Middle of the Wall?
We have often seen a loose course of siding in the middle of an exterior wall of a dwelling (Figure LS-1 and LS-2). In fact, I have seen it on my own home. What causes this? If you… Read More