Antifreeze Liquids And Other Chemical Liquids COOLANT Concentrate HD is a concentrated antifreeze engine based on monoethylene glycol.
The package of additives it contains is designed according to the latest technology of inhibitor ingredients for the production of a final antifreeze that is free of amines, phosphate and silicate.
The combination of long-lasting organic additives with carefully selected metal inhibitors makes this technology extremely suitable for application in heavy-duty cast iron engines.