350,000km Green Coolant is a Type 'A' anti-freeze/anti-boil, silicate, phosphate and amine free coolant, safe for all types of light and heavy-duty vehicles. It uses a technically advanced HYBRID (HOAT - Hybrid Organic Acid Technology) inhibitor formulation which provides a stable long-life coolant that prevents rust, corrosion, cavitation and degradation of the cooling system. It is available in concentrate and premix forms.