Billing for cleaning of seed is calculated by per bushel basis for the service. Additional charges will vary depending on the need for Griffin Seed Cleaning to provide Bulk Bags (new or used), Sewed sealed 50 lb woven poly bags, and pallets per order. Seed insecticide treatment also extra. **Custormer provided bulk bags will be checked for holes and patched when able. Returned undamaged pallets will be credited on future orders.