Deionized Water System Market Growth Drivers and Challenges:
Growth Drivers
- High Demand in Manufacturing Sectors - During the forecast period, the deionized water system market is expected to grow strongly. This growth is mainly due to the use of deionized water systems in some industrial sectors, which makes it an ideal solution for high-purity drinking water requirements. To meet the demand from pharmaceutical laboratories and automotive industries, deionized water systems are being set up all over the world.
- High demand in Multiple Applications - Deionized water is also often added as a last rinse during the cleaning of scientific glassware. Deionized water is also commonly used for marine aquariums. The deionization step is almost exclusively used as the final stage in a combination of reverse osmosis dehydration units. To avoid harmful pollutants and algae growth, deionized water is used. Water that has been deionized has been treated to remove all ions, which normally implies all dissolved mineral salts. Deionized (DI) water has undergone treatment to eliminate all ions, typically implying the removal of all dissolved mineral salts. Distilled water is cleaned of the majority of impurities by boiling it until the water evaporates and then condenses. Deionized water is used in cooling systems, fire extinguishers, laboratory equipment, automobile engines, and industrial gear.
Challenges
- Lack of Awareness – Some industries and end users may not be fully aware of the benefits and applications of deionized water. This can limit market growth and penetration.
- Competition From Alternative Methods is Expected to Hamper the Market Growth in the Upcoming Period
- High Cost of Production is another factor hindering the growth of the deionized water system market in the review period.
Deionized Water System Market Size and Forecast:
|
Base Year |
2025 |
|
Forecast Period |
2026-2035 |
|
CAGR |
8.2% |
|
Base Year Market Size (2025) |
USD 7.78 billion |
|
Forecast Year Market Size (2035) |
USD 17.11 billion |
|
Regional Scope |
|
Browse key industry insights with market data tables & charts from the report:
Frequently Asked Questions (FAQ)
In the year 2026, the industry size of deionized water system is estimated at USD 8.35 billion.
The global deionized water system market size crossed USD 7.78 billion in 2025 and is likely to expand at a CAGR of around 8.2%, surpassing USD 17.11 billion revenue by 2035.
North America deionized water system market will hold more than 35% share by 2035, attributed to higher incidences of waterborne infections and the rising demand for deionized water systems in e-commerce.
Key players in the market include Pargreen Process Technologies, Kurita Water Industries, Suez Water Technologies, NANCREDE Engineers Co, Culligan Water Systems.