Halfords Silicate Antifreeze & Coolant Concentrate 2L 

The Halfords Silicate Antifreeze & Coolant Concentrate 2L features silicate inorganic acid technology to protect against corrosion, overheating and freezing. Mix to 50% concentrate antifreeze and 50% deionised water to achieve protection down to -3c, can be used all year round as a coolant and an antifreeze. If in any doubt, always refer to your vehicle manufacturer’s handbook and adhere to their coolant recommendations.