Zeetex Anti-Freeze Coolant is a mono-ethylene Glycol based fluid with anti-rust inhibitor. The concentrate is suitable for all passenger cars, light and heavy duty vehicles. It provides higher boiling point and lower freezing point than water which makes it protect against rust and corrosion. Zeetex Anti-Freeze Coolant is compatible with all rubber hoses used in cooling systems and provides excellent heat transfer characteristics. It also has good solubility and stability in both soft and hard water with its outstanding anti-freeze property.