K2 Car Radiator / Heater Flush REMOVES IMPURITIES Effectively rinses heavily soiled coolers. Within 15 minutes, it removes rust, limescale and other impurities. Regular use with each liquid change allows you to keep the cooling system clean. This reduces the probability of leaks. INCREASES THE EFFICIENCY OF THE COOLING SYSTEM AND BETTER HEATING IN CAR. It prevents overheating of the radiator and thus ensures the optimal engine temperature. It can be used in all types of coolers, regardless of the type of coolant and the degree of its dilution with water. 400ml HOW TO USE - Pour the preparation into a cold cooler. - Set the heater knob in the maximum position (on heating). - Turn on the engine and leave it on for 15 - 20 minutes. - Turn off the engine. - Wait until .