Opticool Antifreeze Red is an ethylene glycol based engine coolant concentrate, which uses Organic Acid Inhibitor Technology (OAT) and is free from nitrites, amines, phosphates, borates and silicates. It is BTC Classification Type 4E. Fleet trials have shown that when used at the correct concentration coolants based on Organic Acid Inhibitor Technology continue to provide effective corrosion protection for up to 250,000 km for passenger cars and 500,000km in commercial vehicles. It is ...

Opticool Antifreeze Blue is a universal engine coolant, suitable for all year round usage. It is manufactured from pure monoethylene glycol,and anti-corrosion additives and inhibitors of the IAT type. It has been specially formulated to be truly universal in its application. It provides a high degree of corrosion protection for all engine cooling systems whether they are predominantly of aluminium or ferrous construction. Opticool Antifreeze Blue employs established inhibitor technology ...