What Is Dry Rot? Dry rot is a phenomenon that can impact all varieties of wood.  When this fungus spreads throughout the interior of wood, it becomes weak and will start breaking apart.  When dry rot occurs in a building, the structural integrity often becomes compromised. What are Signs of Dry Rot? Dry rot is such a nuisance because the early stages are difficult to identify to the untrained eye.  Adding to the confusion is the fact that it can vary in appearance. Identifiers include darkened or shrunken wood.  Coloring is typically off-white or gray.  Wood affected by dry rot…