Wilmington International Airport is undergoing many improvements and additions to attract more business to the Airport and to improve the experience of passenger's travels. The Airport has built a new terminal to be used by United States Customs and Border Protection to process passengers from international flights. Wilmington International has also built a new Visual Approach Slope Indicator ILS for Runway 24. The Airport has recently upgraded its outdated ventilation system with a new, more efficient system in the main terminal.