Simoniz Tunnel Clean is a heavy-duty, non-hydrofluoric cleaner. Tunnel Clean is formulated for use on detergent and wax scum buildup on walls, equipment, and windows, cleaning and brightening them with ease. Furthermore Tunnel Clean is a safe and effective way to get your wash bays clean and customer-ready. In addition Tunnel Clean is a great add on to your car wash cleaning supplies. Add Simoniz Tunnel Clean to your car wash supplies today!