Carlube Radiator Rad Flush 300ml

Carlube Radiator Flush, allow system to cool, drain and flush radiator with water. Refill system with water and the entire contents (300ml) of radiator flush. Drive car for approx 50 miles or run at working temperature for 10 mins. Allow to cool, drain radiator again and refill with antifreeze mixture, one bottle treats cooling systems up to 10ltrs capacity.