Product description Naturex Anti-Freeze & Coolant is an easy to use top-up or refill product for your vehicle's cooling system. Recommended dosages are on the bottle with step-by-step instructions to help you along. Contains proprietary scale inhibitors. Compatible with gaskets, elastomers and non-metallics, including silicon seals/hoses. Organic acid fully formulated extended life coolant (antifreeze) for use in all heavy-/light-duty diesel, natural gas and gasoline engines Protects against liner pitting, and provides solid corrosion protection for aluminum, cast iron, copper, brass and solder. Product Features: Retards overheating in summer Lubricates water pump Helps prevent scale and sludge build up Helps to stop rust and corrosion to all metals Anti-Freeze Anti-Boil Anti-Corrosion The antifreeze product optimises cooling system performance and water pump life, incorporates propriety scale inhibitors and offers additional advantages: Antifreeze and anti-boil protection Superior liner pitting and corrosion protection Superior aluminium and solder protection Compatible with all other antifreeze/coolants Available in concentrate 50/50 What's in the box 1x Naturex Anti -Freeze & Coolant 5L