Moisture mapping is a valuable tool for understanding the moisture content of building materials. It can be used to identify areas of excessive moisture that may lead to problems such as mold, rot, and structural damage.
There are a variety of moisture mapping tools available, each with its own advantages and disadvantages. Some of the most common include:
The most common tool used to check dampness in walls is a moisture meter. Moisture meters are handheld devices that measure the electrical resistance of a material to estimate its moisture content. They are relatively inexpensive and easy to use, but they can be inaccurate in certain conditions.
When using a moisture meter to check dampness in walls, it is important to insert the probes into the material at a depth of at least 1 inch. The meter will then display a reading that indicates the moisture content of the material.
If the moisture content reading is above 15%, it is likely that the wall is damp. This may be due to a variety of factors, such as a leaking roof, a broken pipe, or poor ventilation.