The Granit 320991001 Cooling System Cleaner Restore Plus is a highly effective 1-liter solution designed for thorough cleaning of cooling systems in agricultural, construction, and industrial machinery. This powerful cleaner efficiently removes rust, scale, and oil sludge deposits, restoring optimal cooling performance and preventing overheating. It is formulated to be safe for all cooling system components, including aluminum, and prepares the system for fresh coolant. Regular use helps extend the life of the cooling system and its components.