This is a ready to use organic acid, water-based treatment for automotive cooling systems.  It is a phosphate and silicate-free formulation containing a pH-buffered blend of additives known to reduce the corrosion of steel, cast  iron,  aluminium alloy, brass, copper and solder.

It will not reverse pre-existing corrosion problems.  It is not an anti-freeze/anti-boil type coolant and should not be used in conflict with engine manufacturers’ recommendations.

Cool Plus RTU exceeds the performance requirements of the following standards: See Cool Plus


Formulation Type: Water-based, hybrid organic acid

  • Colour: Green
  • Specific Gravity: 1.05 -1.10
  • pH (2%): 7.5 – 8.5 approx
  • Hazard Class: Non-hazardous
  • Use Rate: Undiluted
  • Exceeds the performance requirements of the following standards :


Add undiluted product to the cooling system as required. Replace at 24 month / 60,000 km intervals. May be replaced more frequently depending on engine and driving conditions, or engine manufacturer’s requirements. To avoid possible incompatibility problems, do not mix with any other inhibitors or coolants.

When the vehicle is cool, drain the cooling system (including the heater), as per vehicle owner’s manual, thoroughly flush and rinse clean. Reconnect all hoses, drain plugs, etc. Fill with correct volume of coolant. Refer to the vehicle owner’s handbook for the volume needed. Fill through top opening of cooling system. Check level after engine has reached operating temperature and allowed to cool again. Any spillage on paintwork should be flushed off with water. Dispose of used material in accordance with local regulations.


Cool Plus is not classified as hazardous. Keep out of the reach of children. Safety Data Sheet available