LIQUI MOLY 5189 Pro Line Radiator Cleaner 1 Litre Black

Suitable for all cooling and heating systems. Compatible with all standard cooling stabilisers and anti-freeze. 1 litre is enough for up to 50 litres of coolant. For professionals only! Deposits in the cooling/heating system form barriers against heat exchange, blocking the thermostat and regulating mechanisms. Suitable for all cooling water systems in motor vehicles, buses and commercial vehicles. Add contents to the cooling water. Run the heating system. Depending on the degree of contamination let the engine run approximately 10 to 30 minutes. Drain the cleaner and flush out the cooling system with water.