How much moisture does mold need to grow?
Mold does not need a lot of water to grow. A little condensation, in a bathroom or around a window sill, for example, can be enough. Common sources of water or moisture include a roof leak, condensation due to high humidity or to cold spots in a building, a slow leak in a plumbing fixture, humidification systems, sprinkler systems, and floods Return to the list of FAQ.