Harris Roach Traps are for use in both residential and commercial use in buildings homes apartments garages kitchens bathrooms basements RVs and boats. After assembly place low-level traps where insects are seen for up to 90 days and dispose traps after insects are caught. If roaches are found in traps it is often a sign that a thorough treatment is recommended. Always follow label directions and keep out of reach of children. In case of accidental contact with adhesive remove residue with vegetable oil.