This universal top-up solution seamlessly blends with all antifreeze colours. As an antifreeze, it revitalizes your vehicle's original coolant, delivering top-notch performance in all conditions. Leave it in as a coolant and inhibitor, and enjoy up to 5 years of rust protection. With a patented clear formula, it's ready-mixed for convenience and safeguards all engine types, boasting superior corrosion resistance. Keep your engine protected year-round with CarPlan Demon Cool – the one coolant for all vehicles. It's your engine's best friend. 

• Ready missed with de-ionised water for added convenience  
• Winter protection down to -36°C  
• Patented clear formula  
• Protects all types of engines  
• Excellent compatibility with seals, hoses and plastic components  
• One coolant for all vehicles  

Application: 

• Whilst engine is cold, remove cap from radiator or expansion tank  
• Check antifreeze level  
• If necessary, just pour in Demon Cool to fill level as recommended by the vehicle manufacturer 
• Replace cap