Crawl Space Humidity: How to Lower Moisture Before It Damages Your Home
The ideal crawl space humidity level is between 45% and 55% relative humidity. When relative humidity climbs above 60%, damp air migrates upward into floor joists and subflooring, triggering fungal decay, structural sagging, and mold growth. According to building science studies by Advanced Energy and Building Science Corporation, up to 50% of the air on … Read more