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RISLONE Hy-per Cool Cleaner & Super Flush

RISLONE Hy-per Cool Cleaner & Super Flush

Regular price $26.74 AUD
Regular price Sale price $26.74 AUD
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Rislone Hy-per Cool Radiator Cleaner & Super Flush will help your cooling system by removing deposits that build up over time causing overheating. Heavy duty formulation is specially designed to clean solder bloom, oily residue, rust and scale. Contains water pump lubricant and corrosion inhibitors, so will not damage the pump like other brands. 
  • Eliminates Damaging Cooling Deposits
  • Reduces Engine Operating Temperature
  • Removes Deposits and Coolant Gel

Dosage & Directions

bottle treats up to 15 liter systems.


  1. With engine off and cool, drain system.
  2. Close drain and add entire contents of bottle, then refill system with water. Reinstall cap, start engine, turn heat on high, and run engine for 10 to 15 minutes. Turn engine off and allow to cool, drain system.
  3. Flush cooling system and reservoir until water runs clear.
    Tip: Using a flush “T” with garden hose works best for final cleaning.
  4. Refill cooling system and reservoir with manufacturer’s recommended antifreeze/water mixture. For best results add Hy-per Cool Super Coolant after flushing the system, as the metal surfaces inside the system are now cleaned and primed for optimal heat transfer performance and corrosion protection.

Never remove radiator cap if engine is hot.

Observe local laws and regulations. Where permitted, dispose of in a sanitary sewer system. Never pour on the ground or in a storm sewer system.

Frequently Asked Questions

Do I have to drain my radiator first?
Yes, per the label directions you are supposed to drain the system and install just water.

Does Radiator Cleaner & Super Flush contain acid?
No, and it requires no neutralizing.

Can this be used with copper, aluminum and plastic radiators?
Yes, since this contains no acid, you can use in old and newer vehicles with copper, aluminum and plastic radiators.

Will Hy-per Cool Radiator Cleaner & Super Flush hurt my cooling system?
No, it is a non-acid formula and is safe to use on all cooling system materials. It is harmless to all parts of the cooling system, including aluminum.

What are the dosage recommendations?
Use one 473 mL oz. bottle of Radiator Cleaner & Super Flush, part number 41240, for every 15 liters of capacity.

The bottle froze before I was able to use it, what can I do?
If the bottle did not break from freezing, just let the product thaw out, shake well, and use as normal.

Technical Information

CODE: 41240

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