Moisture mapping is a non-invasive technique used to accurately identify moisture issues and their sources in buildings. By utilizing specialized equipment and techniques, moisture mapping can help assess moisture levels, track its movement, and determine the root cause of problems such as mold, rot, and structural damage.

### Moisture Mapping and Detection Methods

Various methods are available for moisture mapping, each with its advantages and applications. These include:

– **Infrared Thermography:** Uses thermal imaging to detect temperature differences, indicating potential moisture accumulation.
– **Resistance Moisture Meters:** Measure the electrical resistance of materials to determine moisture content.
– **Capacitance Sensors:** Utilize parallel-plate capacitance to measure dielectric properties, indicating the presence of moisture.
– **Microwave Moisture Detection:** Employs microwave frequencies to measure moisture levels, providing subsurface data.

### How to Check for Moisture Under Your House

Moisture under a house can lead to significant structural problems and affect indoor air quality. Here are some steps you can take to check for moisture under your crawlspace or basement:

1. **Visual Inspection:** Look for signs of water damage, such as stains, mold, or rotted wood.
2. **Moisture Meter:** Use a moisture meter to measure moisture levels in walls, floors, and other areas.
3. **Infrared Camera:** Infrared cameras can detect moisture by identifying areas that are cooler or warmer than the surrounding environment.
4. **Hygrometer:** Measures relative humidity levels, which can indicate potential moisture problems.

By regularly checking for moisture under your house and addressing any issues promptly, you can prevent costly repairs and maintain a healthy indoor environment.