Moisture is the essential ingredient for mold to thrive, and it can come from many sources. If an area has gotten wet for any reason, dry it within 24 to 48 hours, before mold has a chance to grow. The most common sources of moisture are plumbing leaks, roof leaks, wet basements, poor yard drainage, window condensation and high humidity. Search for each topic at familyhandyman.com to learn how to deal with it.
If porous surfaces such as carpet, drywall or ceiling tiles have gotten moldy, remove and replace them. Your house’s humidity should be 30 to 60 percent from spring to fall, and about 20 to 30 percent in the winter. If it’s high, use air conditioners or dehumidifiers. Use an exhaust fan ducted to the outside when you’re…