Protects vehicle and machine cooling systems from freezing and corrosion and increases cooling properties. Dilution with water 0.5: 1 -20 ° C. 1: 1 -39 ° C. 2: 1 -46 ° C. 3: 1 -44 ° C. Standards: BS 6580/2010. ASTM D3306. 4656. SAE J 1034. uNE 26-361-88 / 1