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Use of ozone in public swimming pools

Ozone is used in public swimming pools as a disinfectant and purifier. Its disinfecting power is much greater than that of chlorine, with the advantage that it leaves no residue and does not irritate the skin, eyes, hair or nasal passages. Ozone eliminates chloramines and reduces organochlorine compounds that cause unpleasant tastes and odours for swimmers, whilst also adding extra dissolved oxygen to the water, which improves comfort whilst swimming.

It reduces the use of chlorine, flocculants and coagulants in your swimming pool by up to 80 per cent and prevents the formation of isocyanurates.

Furthermore, its powerful purification capacity helps to reduce turbidity, SS and SD, resulting in clearer, purer water. Ozone is neither transported nor stored; it is generated on site and applied instantly. It operates automatically and autonomously.


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Ozone generators for public swimming pools

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Maximises water quality and saves on chlorine and chemicals. Provides a healthy bathing experience

Ozone reduces the use of chlorine and chemicals

Ozone is generated on-site; there is no need to store or transport chemicals

 Ozone leaves no residue and is environmentally friendly

The system is automated; it does not require any manual labour to operate it

Problems with the water in the swimming pool?

Ozone generator for swimming pools ​ ​ ​

Disinfecting public swimming pools with ozone provides effective control over the microbiological composition of the water, preventing the proliferation of bacteria, viruses and other microorganisms that could compromise the safety of bathers. Unlike traditional methods, ozone reduces the formation of chloramines, which are responsible for unpleasant odours, eye irritation and changes in the taste of the water.

The use of ozone helps to reduce the use of chlorine and other chemicals, improving water quality and providing a more pleasant and safer experience for users. Thanks to its high oxidising power, ozone keeps the water crystal-clear, clean and softer to the touch, offering a unique sensation to bathers.

Deploying ozone disinfection systems in public swimming pools ensures safer, more hygienic and more sustainable water, optimising chemical usage, reducing operating costs and increasing user satisfaction whilst protecting the environment.


Find out more information

Ozone generator for swimming pools ​ ​ ​

Disinfecting public swimming pools with ozone provides effective control over the microbiological composition of the water, preventing the proliferation of bacteria, viruses and other microorganisms that could compromise the safety of bathers. Unlike traditional methods, ozone reduces the formation of chloramines, which are responsible for unpleasant odours, eye irritation and changes in the taste of the water.

The use of ozone helps to reduce the use of chlorine and other chemicals, improving water quality and providing a more pleasant and safer experience for users. Thanks to its high oxidising power, ozone keeps the water crystal-clear, clean and softer to the touch, offering a unique sensation to bathers.

Deploying ozone disinfection systems in public swimming pools ensures safer, more hygienic and more sustainable water, optimising chemical usage, reducing operating costs and increasing user satisfaction whilst protecting the environment.


Find out more information

Benefits of treating your swimming pool with ozone

Set of chemicals

Reduces chlorine consumption

Ozone has a much greater disinfecting power than chlorine. With an ozone system in your swimming pool, you will need to use far less chlorine to maintain the required residual level in the pool. It will also reduce your consumption of flocculants and coagulants and minimise the formation of isocyanurates.

Competition swimming pool

Top-quality water 

Ozone is a powerful water purifier which reduces organic and inorganic loads through oxidation. When added to water, it reduces COD, BOD, SS, SD, turbidity, colour, taste and odour. Furthermore, it does not alter the pH and does not produce any waste that requires treatment. It produces crystal-clear water, much to the delight of bathers.

Girl having fun in the swimming pool

Odourless and tasteless

Ozone eliminates unpleasant tastes and odours in swimming pools caused by the formation of organochlorine compounds, which result from the reaction between chlorine and organic matter. This provides swimmers with a unique and pleasant experience whilst swimming.

No manual labour require, fully automatic

The system automatically generates and injects ozone into the tank, without the need for manual labour. It simply needs to be connected to the tank and a power socket.

No chemical storage

Ozone is generated on site and applied immediately, so it does not require the storage or handling of chemicals, eliminates the need for transport and reduces the carbon footprint.

Biocide recognised by ECHA

Ozone is included on the European Chemicals Agency’s (ECHA) list of biocides, and ZonoSistem has all the necessary documentation for its proper authorisation and use

Rendering of an ozone generator for swimming pools

Ozone Treatment in Public Swimming Pools


We design, manufacture, install and maintain professional ozone systems for public and sports swimming pools. Professional designs, excellent results.

 

Contact us ​​​​​

Rendering of an ozone generator for swimming pools

Ozone Treatment in Public Swimming Pools


We design, manufacture, install and maintain professional ozone systems for public and sports swimming pools. Professional designs, excellent results.

 

Contact us ​​​​​

ZonoSistem case studies in public swimming pools​

Ozone generator for communal swimming pools

Ozone for swimming pools, Murcia, Spain

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Cutting-edge disinfection in Murcia using our ozone technology for swimming pools. At Zonosistem, we eliminate the use of harsh chemicals in the region, ensuring pure, crystal-clear water.

Ozone generator for indoor swimming pools with a tank

Ozone for indoor swimming pools. Jerez, Spain

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With this equipment, the water remains naturally clean and crystal-clear, eliminating the strong smell of chlorine and the skin and eye irritation caused by chlorine.

Ozone system for hotel swimming pools

Ozone for a basement swimming pool, Spain


An advanced ozone disinfection system that produces crystal-clear, naturally disinfected water, completely eliminating the need for chlorine and other chemicals. 

Ozone generator in the plant room for a public gym swimming pool

Ozone for swimming pools and gyms, Spain

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This advanced system enables us to provide guests with water that is much purer, clearer and free from the strong smell of chlorine.

Ozone generator for a hotel’s outdoor swimming pool

Ozone for an outdoor hotel swimming pool, Canary Islands. Spain

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This project involves a HIDRO V GZO20 system that takes filtered water and returns it to the front of the filter. This improves filtration, reduces the number of backwashes and reduces the subsequent addition of chlorine. It prevents the build-up of cream deposits on the filter and improves the clarity of the water.

Ozone generator for communal swimming pools

Ozone for communal swimming pools. Spain


The project includes a professional ozone treatment system with a capacity of 40 g/h, installed at the outlet of the filtration system, with the aim of disinfecting 100 per cent of the water pumped into the swimming pool. This results in an 85 per cent reduction in chlorine, stabilisation of the pH and a reduction in chlorination by-products.

Ozone for public indoor swimming pools. Spain


The project includes a HIDRO V GZO40 recirculation system in the swimming pool’s balancing tank. The balancing tank receives 100 per cent of the overflow water from the swimming pool, and the ozone system ensures the water is disinfected prior to filtration. Short-circuiting in the filter is eliminated, and organic matter is reduced prior to chlorination, thereby preventing the formation of precursors to chlorination by-products.


This results in an 80 per cent reduction in chlorine input, the elimination of the smell of chlorine indoors and an increase in crystallinity.

Ozone generator for indoor swimming pools with a tank
Ozone system for hotel swimming pools

Ozone for hotel swimming pools. Spain


The package includes a HIDRO V GZO20 system, designed and manufactured by ZonoSistem, with the aim of reducing the size of the downstream salt chlorinator, resulting in a design that requires only 50 per cent of the chlorinator’s output. The ozone injection system takes filtered water and injects it upstream of the filter.


The need for filter backwashing is reduced, resulting in water savings of over 55 per cent compared with a traditional treatment system. Reduction in carbon footprint.

Ozone in a public gym swimming pool, Spain


This project includes a HIDRO V GZ20 system with recirculation into the balancing tank. The problem with this swimming pool is the high level of chloramine caused by excessive use. To resolve this, ozone is used for pre-oxidation and disinfection prior to the filtration stage and subsequent chlorination.


It resolves the problem of chloramine, eliminates the smell of chlorine in the air, reduces the need for chlorine dosing and improves the microbiological and overall water quality.

Ozone generator in the plant room for a public gym swimming pool
Ozone generator for a hotel’s outdoor swimming pool

Ozone for a hotel’s outdoor swimming pool, Canary Islands, Spain


This project involves a HIDRO V GZO20 system that takes filtered water and returns it to the front of the filter. This improves filtration, reduces the number of backwashes and reduces the subsequent addition of chlorine. It prevents the build-up of cream deposits on the filter and improves the clarity of the water.

Frequently asked questions about using ozone in communal swimming pools

Ozone is a highly effective disinfectant that eliminates bacteria, viruses and fungi present in the water of public swimming pools. Its use reduces the need for high concentrations of chlorine or other traditional chemicals, providing water that is safer, clearer and more pleasant for swimmers, without causing strong odours or irritation to the skin and eyes.

Yes. Ozone acts quickly and effectively on microorganisms and organic matter. Although it breaks down rapidly into oxygen, when combined with a suitable recirculation and filtration system, it helps to keep the pool sanitised and minimise the formation of biofilm and algae, thereby reducing the frequency of additional chemical treatments.

Yes, provided the system is properly designed and monitored. Ozone is generated on site and added to the water in dissolved form, thereby avoiding direct exposure to the gas. This ensures safe disinfection for users and reduces the use of harsh chemicals, thereby improving safety and comfort in the swimming pool.




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