Dry rot is found across the globe, this wood-destroying fungus primarily impacts timber that has become damp. The most common causes of dry rot in buildings, include leaking appliances like washing machines or condensation from showers. The moisture can also come from leaking roofs or dampness that penetrates the buildings’ walls. Timber decay that is a result of dry rot will have a musty odour, will darken and shrink, and will cotton-like mycelium deposits. Treatment involves removing the source of the moisture as soon as possible as it can spread and cause severe structural damage to buildings.