Sterilizing the pool without chlorine: the 5 best alternatives

Sterilizing and sanitizing the pool is a fundamental practice for health, especially in this period. If, however, you do not want to use chlorine, we have found valid alternatives for you, here are our ideas to sanitize the pool without using chlorine.


Sanitizing the pool is a fundamental step and an essential moment, which cannot be neglected, especially after winter inactivity. During the period when the pool is not used, in fact, microorganisms proliferate which must be eliminated before they become harmful to the health of bathers. Here because thorough and thorough cleaning is essential, especially if it is the first of the season.

Normally, chlorine is the chemical element with which the pool is cleaned. It must be used in very precise quantities to have an effect and produce the right results in terms of sanitation and sterilization of the pool.

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At the same time, however, it must be dosed in a very rigorous way depending on the amount of water present in the pool, therefore, depending on whether it is small, medium or large. This because an excessive dose of chlorine would eventually irritate the eyes and skin of bathers, dry out the hair and would therefore become harmful to health. Not to mention that chlorine has a pungent and sometimes annoying smell and in the long run it ends up staining the costumes.

And then, it is a good idea to measure the amount of chlorine weekly present in the pool, both to make sure that the level of protection from impurities and microorganisms is guaranteed, and to make sure that there are no too high levels of chlorine in the water. It is therefore a question of management which is certainly not simple and which, despite all its advantages, presents some specific difficulties.

Isn’t it strange, then, for these and other reasons want find valid alternatives in order to sanitize the pool. With this article, we really want to satisfy your curiosity and your needs: here are the 5 best for you alternatives to sterilize the pool without using chlorine.

1. Pools sterilized with UV rays


Before the water is introduced into the pool, it is sterilized by UV ultraviolet rays. This procedure is completely safe for the health of bathers, because it has no impact on the skin, eyes, hair, eyes and mucous membranes.

Also it comes to a system that has zero impact on the environment, which leaves no residue or score and that can be used in any type of swimming pool, whatever the material it is made of.

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Obviously, it is also a completely odorless sanitation system, ideal for domestic swimming pools. How can this system be achieved? By purchasing UV sterilizers, commercially available in any specialized shop.

2. Bromine sterilized pools


Like chlorine, bromine is also a chemical element. The characteristic of bromine is that it also has a high sanitizing and sterilizing power, because it attacks microorganisms, such as fungi and bacteria, and other water pollutants.

The advantage of using bromine to sanitize your pool is certainly in the fact that the management and the sterilization system are very simple. It is sufficient to simply add, from time to time, bromine tablets to the pool water, making sure to always maintain a high level of protection with systematic checks.

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3. Pools sterilized with active oxygen


Active oxygen is another chemical element but a lot less harmful to health than chlorine or bromine, which represents a sure advantage if allergic subjects are to use the pool, for example.

In fact, among the chemical elements active oxygen, available in tablets to dissolve in water, represents the least harmful to human health. Being a chemical agent that has a less aggressive impact in the sterilization process, it is more frequently used to sanitize domestic pools, therefore small and medium-sized.

4. Use a bio-pool


The bio-pool is a completely ecological alternative, which allows you to recreate a healthy, clean, sterilized aquatic environment but without the use of chemical agents or other technological sterilizers, therefore also with a rather low cost and a very natural result.

How? By recreating a natural environment, through the use of particular plant species, capable of filtering impurities and making the pool a sanitized and healthy environment. How does a bio-pool work?

Plants that act as a filter, especially for this purpose a special type of moss is used, are grown in water, in a contact chamber with the actual pool. The water, passing through this chamber, is filtered from impurities and microorganisms, and therefore purified.

5. Pool sterilized with hydrogen peroxide and biguanide


In this case the pool is sterilized with two chemical agents: hydrogen peroxide, the classic hydrogen peroxide, which has an oxidizing power, and the biguanide, which instead has disinfectant qualities. The union of these two elements guarantees optimal cleaning and sterilization of the pool.

Sterilizing the pool without chlorine: pictures and photos

Do you want to sterilize the pool but without using chlorine? Here are the 5 best alternatives for any need: if you want sterilization with zero impact on the environment, if you need to use non-irritating agents, if you want to keep costs down. Now, take a look at our image gallery for a general overview.


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