How to choose and buy chlorine for the pool: all the details

With the good weather, there are many who begin to prepare the pools for the heat, and the holidays. And one of the elements that you should not miss is chlorine for the pool.

But, when buying it, are you guided only by the price? Don’t you take into account other even more important factors? Discover everything you should take into account to get the best out of chlorine for much less. Do you want to know how?

Best pool chlorine

Best pool chlorine brands

In the market you will meet many brands of pool chlorine, but we have chosen three that stand out the most. Know them.


AstralPool is a brand specialized in products for swimming pools, spas… This brand is part of the Fluidra group, one of the leading companies in the pool and wellness sector.

It is a well-established brand in the pool sector, with a wide variety of high-quality products for water treatment and pool maintenance. Offers a full range of pool water treatment chemicalssuch as granulated chlorine, chlorine tablets, algaecides, flocculants and pH stabilizers.


Aguacol is another brand specialized in products for the treatment of water in swimming pools. This brand is owned by the Spanish company BAYROLleader in the European market for water care products.

It is recognized for its high quality and efficiency in the care of pool water. Its products are especially popular in Europe, although they are also available in other parts of the world.


Bestway specializes in pool, spa and other outdoor inflatable products. The brand offers a wide range of products, from inflatable pools and portable spas to cleaning and maintenance equipment, as well as chemicals for pool water treatment.

When it comes to pool water treatment chemicals, you have a variety of options to keep your pool water clean and crystal clear, including chlorine granules and chlorine tablets, algaecides, flocculants, and pH stabilizers.

Swimming pool chlorine buying guide

When buying pool chlorine, you cannot be guided by price alone, because sometimes the product you buy wears out too quickly, or you have to use more to achieve the desired effect. Actually, you should take into account other factors before the economic one. Which is it? We tell you.

chlorine type

There are different types of chlorine for swimming pools on the market, such as liquid chlorine, granulated chlorine, chlorine tablets and powdered chlorine. Each has its own advantages and disadvantagesand the type you choose will depend on your personal needs and preferences.

To give you an idea:

  • liquid chlorine: It is a solution of sodium hypochlorite and water. It is easy to use, since you only have to pour the chlorine into the pool, and it dissolves quickly. However, it can be corrosive and is not as convenient to store as other forms of chlorine.
  • granulated chlorine: It is a fine powder that dissolves quickly in water. It is easy to dose and store, and is useful for rapidly increasing the chlorine level in a swimming pool. However, it can be irritating to the skin and eyes if handled incorrectly.
  • Chlorine tablets: They are easy to dose and store, and dissolve slowly to maintain a constant chlorine level in the pool. But these can cause pH problems if overused and are not suitable for saltwater pools.
  • Powdered chlorine: It has the problem that it irritates the skin and eyes if handled incorrectly.

Active chlorine concentration

The active chlorine concentration is important as it indicates the amount of chlorine available to sanitize and kill bacteria in your pool.

This is indicated on the packaging and is expressed as a percentage. The higher the concentration, the less chlorine has to be used and therefore the product lasts longer.

chlorine stabilizer

When the pool is exposed to direct sunlight, it is sometimes necessary to add a chlorine with stabilizer since, in this way, it is prevented that, with the action of the sun, the chlorine decomposes.

Necessary amount

The amount of chlorine you need for your pool It will depend on the size of it, as well as how often you use it.

But it is clear that the greater the need, and the greater the purchase of chlorine, the cheaper it will be.


As for the price, it will depend a lot on the above factors, as well as the brand. Therefore, we cannot establish an exact price but, in case it helps, in general, it can be found between 10 and 50 euros per kilo or liter.

Where to buy?

pool float

Finally, we would really like to give you a hand and let you know where to buy chlorine for swimming pools. In this case It is a product that you find in many storesboth supermarkets and specialized garden centers.

We have analyzed the most searched on the Internet and this is what we have found.


It is where you will get the most variety, even brands that you had not heard of. However, the price can be much more expensive compared to other stores.


In Bricomart (now Obramart) you have products for swimming pools, yes, but in terms of chlorine, the truth is that it does not have as much variety as in Amazon. Besides, They only work with a few brands, so you have limited choice.

Although, on the other hand, the prices are quite affordable on certain products.


Bricodepot has its own category within swimming pools for chlorine and maintenance. Although it does not only give you this product, because you also have otherIn the case of chlorine, you do have more options than in the previous store.

Now all that remains is for you to analyze and compare the options that fit your budget in order to choose the one that best suits your pool. In this way, believe it or not, in the end you will save by spending less product and it will last longer. Do you have any more advice you can give?

How to choose and buy chlorine for the pool: all the details

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