Best Radiator Cleaner Fluids

What Is Best Radiator Flush Chemical?

The most common type of radiator flush is water. Water is the easiest to use and it’s cheap. However, there are other types of chemicals that will work better than water. Some of these products include: bleach, ammonia, iodine, lemon juice or even baking soda! These products are called “fluid” because they have some sort of liquid component. They’re usually used in combination with each other to make a stronger solution. You can read more about different types of fluids here.

How To Use A Best Radiator Flush Chemical?

You need to choose the right type of fluid for your needs. If you want to get rid of all the dirt and grime from inside your radiator, then you’ll probably want to use ammonia or bleach. If you just want to remove any dust particles, then you may prefer to use iodine or baking soda. There are many different types of fluids out there and each one has its own advantages and disadvantages. You need to decide which one suits your needs best.

In order to determine what kind of fluid is best for cleaning your radiator, you need to understand a few things first:


How Much Should I Use? – What Size Fluid Do I Need?

This is the most common question that people have and it’s a really good one! Fluid can come in all different sizes, from small little cans up to large horse tanks. It really depends on how much cleaning you need to do. You can use a small can of fluid to flush a small car’s radiator or you can use a large tank to flush a large truck’s. It all depends on how much cleaning you need to do!


What About The Radiator Cap?

Most radiator caps are not airtight anymore, so they don’t prevent all the pressure that builds up when the car heats up. This pressure causes coolant to seep out of the reservoir and drip on the ground, which is a big waste! You can prevent this by putting some kind of plug in the radiator’s neck before you start flushing it out.


How Long Should I Use It For?

Most flushing should only take about 5 minutes. You don’t need to leave the fluids in for too long, because you aren’t actually “cleaning” anything, you’re just pushing out the old fluid. After 5 minutes, you can remove the plug and let the old fluid drain out. Refill your system with fresh coolant.


Can I Use This Instead Of Regular Antifreeze?

No, you shouldn’t use these fluids to replace your regular 50/50 mix of antifreeze and water. These are only to be used to flush out the old, dirty fluid and to remove any large contaminants that may have built up over time. After flushing, you must fill your system with proper coolant; 100% antifreeze is best.

What Are The Different Types Of Fluid?

As I mentioned before, there are many different fluids that can be used for flushing out radiators. Only some of them are designed for this purpose, while others have other uses. The following is a list and description of the most popular fluids used for cleaning radiators:

Ammonia – Great for cleaning grease, grime and sludge from radiators. Most mechanics still use this in their shops due to its low cost and effectiveness on older engines.

Sources & references used in this article:

Radiator washing system and method by SE Crocker – US Patent 5,924,478, 1999 – Google Patents

System for vibration cleaning of articles including radiators by JT Fields – US Patent 5,711,327, 1998 – Google Patents

Automotive radiator flush system and methods of use by A Awad – US Patent 6,604,557, 2003 – Google Patents

Automotive radiator flush system and methods of use by A Awad – US Patent 6,523,580, 2003 – Google Patents

Cleaning tool for between layered radiators and/or heat exchangers or other confined spaces by CR Harvey – US Patent App. 11/976,477, 2008 – Google Patents

Apparatus for cleaning and flushing automobile radiators and the like by CJ La – US Patent 2,510,701, 1950 – Google Patents