Block off or get rid of pest hiding places. Many pests live inside cardboard and paper bags and cockroaches may even eat the glue that binds them together. Do not store boxes, cardboard, paper, clothes, or containers on the floor. Eliminate clutter, especially on the floor or in cabinets under sinks. Prevent Access .
Block passageways through the floor and caulk and seal openings in walls and cabinets.
Install screens on windows and doors. Reduce Moisture . Fix leaky plumbing and make sure there is no standing water in trays under your house plants, under your refrigerator, or in buckets. Do not leave wet rags and other damp materials lying around your house. If your home has been invaded by pests, try to use non-chemical methods such as mouse traps and sticky insect traps, or more controlled pesticides such as a bait trap before using pesticide sprays or foggers.