Visible black, green, white, or gray patches on walls, ceilings, floors, or furniture
Musty, damp, or earthy smell
Peeling, bubbling, or discolored paint or wallpaper
Water stains, damp spots, or signs of past leaks
Condensation on windows, pipes, or walls
Warped, soft, or crumbling drywall, wood, or plaster
Mold growth in bathrooms, kitchens, basements, or around windows
Increased allergy symptoms, coughing, sneezing, or irritated eyes indoors
Mold on fabrics, carpets, curtains, or stored items
Persistent dampness after rain, flooding, or plumbing problems