Moisture in your crawl space isn’t just a minor inconvenience—it can lead to serious issues like mold growth, wood rot, pest infestations, and poor indoor air quality. Understanding what causes crawl space moisture—whether it’s poor drainage, high humidity, plumbing leaks, or inadequate ventilation—is the first step to protecting your home. In this blog, we’ll break down the most common causes and provide practical, long-lasting solutions to help you keep your crawl space dry and your foundation strong.