Moisture Level Is Too High in My Concrete Slab

Excessive moisture in a concrete slab causes real problems, most often failed floor installations. Ed Wagner, Vice President of Wagner Meters, answers a common question: what do you do when the moisture level in your slab is too high?

Key points from this video:

  • The old rule of thumb of roughly 28 to 30 days per inch of slab thickness, and why actual drying time depends on conditions rather than the calendar
  • Practical steps for dealing with high moisture levels
  • Preventive measures to use during the pour so you avoid problems later

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Last updated on October 5th, 2026

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