How it works

DI (deionization) systems are the unsung heroes of achieving spotless cleanliness in car washing and boat detailing. But what exactly are they, and why are they crucial for that streak-free shine? Let's break it down in simpler terms.

How DI Systems Work

DI systems are simple yet effective. They purify water by removing impurities through deionization. Unlike regular water softeners, DI systems go a step further, eliminating nearly all dissolved solids, including metals and salts.

Final Rinse and Attachment

One great thing about DI systems is their flexibility. They're commonly used for the final rinse in car washing, ensuring a spotless finish without harming car coatings. They can also be attached before a pressure washer for optimal results.

The Chemistry Behind DI Resin

At the core of every DI system is DI resin. It attracts and captures ions from water molecules through ion exchange, effectively removing impurities without harming the environment.

Why DI Water Isn't for Drinking

While DI water is incredibly pure, it's not suitable for drinking. That's because it lacks essential minerals needed for human health. However, it won't harm car coatings, making it perfect for car washing.

Environmentally Friendly

DI systems are eco-friendly. Unlike some treatments that create harmful byproducts, DI resin leaves no pollutants behind. Plus, they require no electricity or chemicals, making them sustainable choices for car care.


In short, DI systems are essential for achieving spotless cleanliness in car washing and boat detailing. They work by purifying water through deionization, leaving surfaces gleaming without harming car coatings. Understanding their simplicity empowers consumers to make informed choices while embracing environmentally friendly solutions.