Look for visible discoloration on walls, ceilings, floors, and around windows
Check for black, green, white, or gray patches
Inspect areas with water damage, leaks, or past flooding
Smell for a musty, damp, or earthy odor
Examine bathrooms, kitchens, basements, attics, and crawl spaces
Look behind furniture, under sinks, and inside cabinets
Check around HVAC vents, air conditioners, and ductwork
Inspect carpets, drywall, insulation, and ceiling tiles for staining or warping
Look for peeling paint, bubbling wallpaper, or soft drywall
Check for condensation on windows, pipes, and walls
Use a flashlight to inspect dark or hidden areas
Monitor for recurring allergy symptoms or respiratory irritation indoors
Use a moisture meter to find damp materials
Test suspicious areas with a mold testing kit if needed
Hire a professional inspector for large or hidden infestations