Tips and tricks on how to keep your self-storage unit free of insects and rodents all year long! 1. Don’t store any food. 2. Inspect furniture and kitchenware for any crumbs or leftover food residue. 3. Cover mattresses and upholstered furniture. 4. Use natural pest deterrents such as essential oils and cedarwood. 5. Put items in airtight plastic bags, plastic containers or new cardboard boxes. 6. Avoid eating in your storage unit. 7. Elevate items on a shelf to avoid insects and rodents from cr