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Deionised Water​

Deionised water is widely used in commercial cleaning and industrial environments where a high level of purity is required. Unlike standard tap water, deionised water has had minerals and impurities removed, making it ideal for applications where residue-free results are important.

At Provac Cleaning Supplies, deionised water is commonly used for tasks such as window cleaning, equipment maintenance, and dilution of cleaning chemicals. Because it leaves no mineral deposits, it is particularly effective at achieving streak-free finishes on glass, mirrors, and other smooth surfaces.

Deionised water is often used alongside products such as Window and Glass Cleaner for improved results, or with concentrated Cleaning Chemicals where accurate dilution is required. It can also support cleaning processes where preventing scale or residue build-up is important.

Products 1 - 2 from 2. Products on page
A4 De-ionised Water 5 Litre 800-272-0008 (Super)

A4 De-ionised Water 5 Litre 800-272-0008 (Super)

£2.95 (£3.54 Inc. VAT)

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De-ionised Water 25 Litre

De-ionised Water 25 Litre

£16.99 (£20.39 Inc. VAT)

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What is Deionised Water Used For?

Deionised water is used in a variety of cleaning and industrial applications where purity is essential. In cleaning, it helps prevent streaks and water spots, making it ideal for glass, stainless steel, and delicate surfaces.

It is also commonly used to dilute cleaning products such as Floor Cleaner or Hard Surface Cleaner, ensuring consistent performance without introducing minerals that could affect results.

Deionised Water vs Distilled Water

A common question is whether deionised water is the same as distilled water. While both are purified, they are produced differently. Deionised water has minerals removed through an ion-exchange process, while distilled water is produced by boiling and condensation.

In many cleaning applications, both can provide similar benefits, but deionised water is often preferred for commercial cleaning due to its cost-effectiveness and suitability for large-scale use.

Benefits of Using De-Ionised Water

Using deionised water in cleaning routines offers several advantages:

  • Leaves no residue or streaks on surfaces
  • Reduces the risk of limescale build-up
  • Improves results when used with cleaning chemicals
  • Suitable for a wide range of commercial applications

For complete cleaning solutions, deionised water is often used alongside products such as Stainless Steel Cleaner for polished finishes and Window and Glass Cleaner for clear, streak-free glass.