There are several reasons why your home has these issues, and many of them stem from one common source – the ground your home was built on. The soil, as well as the health of that soil, plays a big part in your home’s condition and structural stability.
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The Stack Effect
One major culprit for humidity in your home is a phenomenon called the “stack effect“.
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Expansive Soils
Backfill soil behaves differently than the unexcavated, “virgin soils” farther away from the foundation. Backfill soil typically absorbs more water and expands more, exerting pressure against the foundation.