Moisture Mapping is a professional service that identifies and quantifies moisture content within a structure or building. By employing thermal imaging technology, it accurately measures moisture levels and pinpoints potential moisture sources. This comprehensive mapping process enhances the understanding of moisture distribution and its impact on the health and integrity of the structure. ### Wood Moisture Content and Mold Growth Wood is a hygroscopic material, meaning it absorbs and releases moisture from the surrounding environment. When wood moisture content (WMC) exceeds 15%, mold growth can thrive. Mold spores are present in both indoor and outdoor air, and when they land on moist wood, they can germinate and grow. Mold not only mars the appearance of wood but can also cause structural damage and pose potential health risks. ### Mold Growth and WMC: A Closer Look The relationship between WMC and mold growth is nonlinear. As WMC increases, the likelihood of mold growth increases significantly. The following table summarizes the correlation: | WMC (%) | Risk of Mold Growth | |---|---| | <15 | Low | | 15-20 | Moderate | | >20 | High | ### Preventing Mold Growth on Wood To prevent mold growth on wood, it is crucial to maintain WMC below 15%. This can be achieved through moisture control measures, such as: - **Ventilation**: Proper ventilation allows moisture to escape and prevents condensation. - **Humidity control**: Using dehumidifiers or air conditioners removes excess moisture from the air. - **Moisture barriers**: Installing moisture barriers on surfaces exposed to moisture helps prevent moisture absorption. - **Regular inspections**: Conduct regular inspections to identify and address moisture issues early on. Moisture Mapping is an indispensable tool for detecting moisture intrusion and controlling WMC. By proactively addressing moisture issues, you can effectively mitigate the risk of mold growth on wood, preserving the structural integrity and health of your building.