Silverfish are nocturnal insects that frequently take up residence in human homes. They like warm temperatures and high humidity. They eat starchy foods, paper and fabric. Dekko Silverfish Paks are poison baits sold for control of silverfish. The active ingredient in Dekko Silverfish Paks is 20 percent boric acid, which is not considered to be a hazardous waste product and has no special disposal considerations. According to Iowa State University's Chemistry Material Safety Data Sheets, boric acid is not a special air or water pollutant. It is hazardous to plants and fish only when it is present in high concentrations, and it should not be emptied into drains or allowed to enter the environment in large quantities.Continue Reading
Boric acid is an extremely stable substance. Unused or unwanted Dekko Silverfish Paks can be stored indefinitely until they are needed.
Place the Dekko Silverfish Paks that you are disposing in a plastic or glass container. Seal the container.
Small amounts of boric acid can be safely disposed of through the local landfill. For very large amounts of boric acid, contact the local authorities for advice on disposal.