Silverfish are small, shiny, fast-moving insects that love dark, damp places and feed on paper, books, starch and fabric. They are common in apartments near the sea, bathrooms and storage rooms.
Signs of an infestation
Small silvery insects moving fast in bathrooms and kitchens
Holes or surface damage in books, papers and photos
Yellow stains or tiny scales inside drawers and cupboards
High humidity or leaks near affected areas
Why it matters
Silverfish do not bite, but they damage books, documents, fabric and wallpaper paste, and repeated sightings usually point to moisture that needs fixing.
How Hero approaches control
We identify moisture sources and hiding spots behind furniture and under sinks, then apply a targeted treatment with guidance on reducing humidity and storing documents.
Prevention tips
Reduce humidity with ventilation and leak repairs
Keep important papers in sealed containers
Avoid storing cardboard boxes indoors
Clean gaps behind furniture and bathrooms
Frequently asked questions
Are silverfish dangerous to people?
They do not bite or spread known diseases, but they damage paper and fabric and signal moisture worth fixing.
Why do they appear in the bathroom and kitchen?
They look for humidity, darkness and starchy residue, which these rooms often provide.