FIS-EWT is a nitrite-based engine water treatment. It is designed to inhibit corrosion in closed-loop cooling systems. A blend of components to reduce the likelihood of corrosion in mild steel or other metal systems. FIS-EWT is compatible with glycol-based antifreeze.


FIS-EWT should be mixed with water and adequate mixing is required to ensure complete homogenisation. FIS-EWT should not be used in systems containing Aluminium components.


Dispose of chemicals in accordance with local environmental legislation.


Normal precautions should be taken for handling chemicals. Protective clothing, eye protection and gloves should be worn. For further details please refer to the safety data sheet.


Store in a cool, dry location between 5°C and 25°C. Protect from freezing. Avoid direct sunlight and extreme temperatures. Store the product sealed in the original container to avoid air exposure. Some products may settle during storage or transportation, ensure thorough mixing before use. See safety datasheet for list of incompatible materials and other relevant information.

Suitable For:

suitable for MarineMarine

Available In:

suitable for 25ltr25ltr

Shelf Life

Storage: 24 months