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General Tools MMD7NP Moisture Meter, Pinless, Digital LCD with Tricolor Bar Graph

TLDR Review: General Tools MMD7NP Moisture Meter

By ShopSavvy Team

Published: March 2nd, 2025

Pros

•Effectively performs its job at a reasonable price.
•Provides accurate moisture readings for various materials, including wood and walls.
•Features multiple settings for different materials: Wall, Masonry, Softwood, and Hardwood.
•Offers quick and easy operation, suitable for casual users.
•Equipped with a backlit display and Hold button, enhancing usability in challenging locations.
•Includes a LED bar graph and beep indicator for detecting moisture levels.
•Nonvasive design that does not pierce materials, avoiding intrusive methods.
•Excellent for understanding the extent of water damage in various settings.
•Helps demonstrate moisture issues to insurance adjusters.
•High accuracy in reading kilried wood and hardwood that needs drying.

Cons

•Lack of a user manual or specific moisture level guidelines for different materials.
•Only provides relative moisture readings, not absolute measurements.
•Does not give concrete moisture readings even with masonry settings.
•Sensing area may not pinpoint exact moisture locations, as it measures approximately 1.5 inches square.

Bottom Line

The General Tools MMD7NP Moisture Meter is an effective, non-invasive tool for diagnosing water damage and moisture issues in a range of materials. It offers accurate readings and is easy to use, making it suitable for both professional and casual users. However, the lack of a comprehensive user manual and specific guidelines for moisture levels can be a drawback for some users seeking absolute measurements.

Lowest at Amazon

$49.99 at Amazon

Lowest at any Popular Retailer

$39.03 at Walmart

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 35 retailers to give you the short version.