it can effectively prevent the tank from overheating or freezing.

This product contains organic antifreeze, inhibitor, rust inhibitor, corrosion inhibitor and defoamer, it can effectively prevent  the tank from overheating or freezing. And have anti corrosion and lubrication funtion for metal cooling system. It's suitable for both car and truck. (freezing point : -15°C,-25°C,-35°C,-50°C)

 Usage:

Clean the water tanks and fill full of this product;

It's recommended to replacement every 2 years or every 90,000kg to get a better result.