Hy-per Cool by Rislone Cleaner & Super Flush (41240)

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What it's for:
  • Cooling System
What it does:
  • Cleans
  • Cleans the entire cooling system
  • Removes deposits & coolant gel
  • Complete cleaning in 30 minutes or less
  • 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 Rislone 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.

We refused to make just another radiator flush. If we couldn’t develop one worthy of the Hy-per Cool name, we wouldn’t put it in our product lineup.

After several significant refinements to our product formulation, what emerged from our lab was Hy-per Cool, the highest-performing radiator cleaner and flush you can buy.

Hy-per Cool Radiator Cleaner & Super Flush by Rislone is a professional-grade, proven formula that effectively:

  • Cleans the entire cooling system
  • Removes deposits and coolant gel
  • Reduces overall operating temperature and improves performance of cooling system
  • Instantly neutralizes acids that cause corrosion
  • Helps prevent formulation of scales & deposits
  • Finishes the cleaning job in 30 minutes or less, no special expertise needed

Hy-per Cool Radiator Cleaner & Super Flush by Rislone is for use in all gasoline and diesel engines. The formula also contains a premium water pump lubricant, so there is zero risk to the pump, a common complaint with other brands.

Hy-per Cool has built its reputation by making high-performance products for high-demand, heavy duty and high-speed applications. We’re happy to put our name on this, and we stand by our products 100%.

Hy-per Cool Radiator Cleaner & Super Flush by Rislone – whether you need a light flushing or heavy-duty cleaning, we’ve got you covered.

Part Number: 41240
Dosage: One bottle treats up to 15 liter systems
Size: 473 mL

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