Definition
This handheld device measures how much water is hiding in wood and other materials. Higher readings mean trouble—usually anything above 17% for wood signals a problem. During an inspection, moisture meter readings give you hard evidence of hidden water problems before they become structural disasters.
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Moisture meters measure wood and material moisture levels. Cost is $150-500 for quality instruments. Identifies moisture problems before visible damage. Higher readings (>17% for wood) indicate problems. Useful in inspection for water damage, mold risk, and structural health. Professional inspectors use meters routinely. Helps diagnose sources of moisture. Can track remediation effectiveness. Non-destructive testing method. Essential diagnostic tool for moisture problems.
Pro Tip
Request moisture meter readings during your home inspection, especially in basements, attics, and any areas with water history. These readings cost very little but can reveal serious problems early.
Example
A moisture meter identified elevated levels in attic indicating roof leak before visible damage.