Cool Flush

Descriptioncool flush

Cool Flush  is a specially formulated liquid  for removing sludge, grease and scale from radiators and engine water jackets. Cool Flush  is non-acidic , solventless and biodegradable  and is safe to use on both cast iron and aluminium alloy. It  will not adversely affect water pump seals or radiator hoses.


First  drain  the cooling system to ensure  removal  of  coolant, additives and dispersed rust and scale that may be present.  Then half fill radiator with clean water, add 500 mls Cool  Flush, and  top  up with water.  Run the engine for  about  10  minutes, allow to cool and drain.  Flush the system thoroughly with  clean water,  preferably  by  pressure flushing.  For  the  removal  of engine  or  transmission  oil that has leaked  into  the  cooling system, more than one application may be necessary.

The cooling system should then be refilled with clean water, preferably distilled water, and the appropriate amount of the PowerUp range of Cool Max or Cool Plus  coolants


 Cool Flush  is not classified as hazardous.  Safety Data Sheet available.