Deodorize urinals for 30 days, helping to eliminate one of the major sources of odors in many restrooms. Its shape conforms to the urinal floor to intercept debris and prevent associated plumbing costs, and features tall posts to eliminate splash back. GelAir Urinal Screens work in both wet and dry urinals. Match with your chosen Twist passive air freshener refill for a harmonious scent experience in your facility.