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Myth busted: Here’s the real reason saltwater pools are more sanitary

Pool sanitization has traditionally been accomplished with chlorine. It is an extremely potent disinfectant that efficiently eliminates bacteria, algae, and other dangerous microorganisms that may proliferate in pool water. In order to render these microorganisms harmless, hypochlorous acid, which is released when chlorine is exposed, breaks down their cell walls. This procedure contributes to the cleanliness and safety of swimming pool water. But using chlorine in pools has drawbacks as well.

The overpowering chemical smell, which may turn off swimmers, is one of the main disadvantages. Also, chlorine may irritate some people’s skin and eyes, particularly if the pool’s water balance is off. Chlorine usage can also result in the production of toxic disinfection byproducts (DBPs), like chloramines, which are known to irritate the respiratory system and can have negative health effects after extended exposure. As a more natural and gentle option for pool owners, saltwater pools have become more and more popular in recent years, sparking interest in alternative pool sanitization techniques.

A new process that lessens the possibility of dangerous DBPs and lessens the overpowering chemical smell connected with conventional chlorine pools is used to produce chlorine, which is still used in the sanitization of saltwater pools. The process of electrolysis is used in saltwater pools to create chlorine. The pool water is salted & then run through a salt chlorinator cell in order to accomplish this. The saltwater inside the cell splits into sodium and chloride when an electrical current is applied to it. After that, the chloride ions are changed into hypochlorous acid, which sanitizes the pool water.

The method used to add chlorine to the water is the primary distinction between saltwater pools & conventional chlorine pools. Saltwater pools produce their own chlorine on-site through electrolysis, whereas traditional pools manually add liquid or granular chlorine. This indicates that chlorine is released from saltwater pools more steadily & consistently, which may lead to less fluctuations in chlorine levels and more stable water chemistry. Salt sanitizes pool water more gently than traditional chlorine, which is good for swimmers’ skin and eyes.

Swimming in saltwater pools can be more comfortable due to the lower chlorine content and lack of chloramines, which can help lessen skin and eye irritation. Also, pool owners and their visitors may find saltwater pools more appealing than traditional chlorine pools due to the absence of overpowering chemical odors. Many pool owners find saltwater pools to be an appealing alternative to conventional chlorine pools due to their numerous advantages. The elimination of the need for manual chlorine maintenance is one of the key advantages. Pool owners can take a more hands-off approach to pool maintenance when they install a salt chlorinator system because it produces and distributes chlorine automatically as needed.

As well as lowering the possibility of human error when it comes to maintaining the right levels of chlorine, this can save the pool owner time and effort. Saltwater pools are lauded for their softer and cozier water feel in addition to being easier to maintain. Swimming can be made more enjoyable by swimmers experiencing less skin and eye irritation due to the lower concentration of chlorine and lack of chloramines.

In addition, a lot of people discover that, in contrast to conventional chlorine pools, saltwater pools leave their skin feeling less dry and rough. Also, saltwater pools are frequently promoted as being greener than conventional chlorine pools. Because the salt chlorinator system in saltwater pools is self-generating, less chemicals are usually needed overall for sanitization, even though both types of pools require some level of chemical usage. Because of the potential for decreased chemical use and environmental impact, saltwater pools are a more environmentally friendly option for pool owners who care about the environment.


There are still certain widespread myths and misconceptions about saltwater pools, despite their increasing popularity. A widely held misconception is that there is absolutely no chlorine in saltwater pools. Actually, chlorine is used to sanitize saltwater pools, but it is made by electrolysis of the salt in the water, not by hand adding liquid or granular chlorine. It’s critical to comprehend this distinction because it influences how swimmers are affected by chlorine & how it is added to the water.

Another misconception about saltwater pools is that they need little upkeep. Saltwater pools still need routine testing and balancing of other water chemistry parameters like pH, alkalinity, & calcium hardness, even though salt chlorinator systems can automate much of the chlorine maintenance process. Periodic cleaning and maintenance are also necessary for the salt cell itself to guarantee optimal performance.

The idea that installing and maintaining saltwater pools is substantially more expensive than traditional chlorine pools is also widely held. Although there is an initial cost associated with salt chlorinator systems and they may need to be repaired or replaced on occasion, many pool owners find that these costs are offset by the long-term savings on chemical costs and decreased maintenance time. For many pool owners, saltwater pools can be a more affordable option when taking into account the total cost of ownership, which includes ongoing maintenance and chemical usage. There are a few things to think about when choosing between a saltwater pool and a conventional chlorine pool.

The initial outlay of the two types of pools is one of their primary distinctions. The initial cost of installing a salt chlorinator system may increase, but over time, it may save money on chemicals & maintenance labor. Although the initial cost of traditional chlorine pools may be lower, they may require more constant chemical and labor-intensive maintenance. The comfort of swimmers and the quality of the water are also significant factors. Compared to conventional chlorine pools, saltwater pools are frequently commended for having softer water and causing less irritation to the skin and eyes. A more enjoyable swimming experience may also result from saltwater pools’ lack of overpowering chemical smells.

Still, some swimmers might find that the traditional chlorine pools feel more comfortable or that there isn’t much of a difference in the quality of the water between the two kinds of pools. When contrasting pools with saltwater and chlorine, one should also consider the maintenance requirements. Chlorine maintenance can be automated in large part by salt chlorinator systems, negating the need for manual chlorine additions. All the same, regular testing & balancing of other water chemistry parameters is still necessary, as is periodic cleaning & maintenance of salt cells.

While conventional chlorine pools may require less overall maintenance, they do require more frequent manual chlorine additions. The maintenance needs and financial implications should be taken into account when deciding between a saltwater pool and a conventional chlorine pool. The use of a salt chlorinator system, which can eliminate the need for manual chlorine additions and save chemical costs over time, gives saltwater pools the benefit of automated chlorine generation. It is still necessary to test & balance other water chemistry parameters on a regular basis, & salt cells need to be cleaned and maintained periodically to ensure optimal performance.

Although salt chlorinator systems can increase the initial cost of installing a pool, they may save money in the long run on chemical costs and maintenance time. Although the initial cost of traditional chlorine pools may be lower, they may require more constant chemical and labor-intensive maintenance. When choosing between a saltwater pool and a conventional chlorine pool, pool owners should weigh these considerations along with their budget and the overall cost of ownership.

Every type of pool’s effect on the environment must also be taken into account. While both kinds of pools need to be sanitized to some extent with chemicals, saltwater pools usually need less chemicals overall because the salt chlorinator system is self-generating. For environmentally conscientious pool owners, saltwater pools are a more sustainable option because of the potential for decreased chemical use and environmental impact. In conclusion, when choosing which kind of pool to install, pool owners should take into account the benefits and drawbacks of both saltwater pools and conventional chlorine pools.

Benefits of saltwater pools include less irritation to the skin & eyes, softer water, automatic chlorine production, possible long-term chemical cost savings, and a more environmentally friendly method of pool sanitization. They also need regular upkeep of the salt cell and other aspects of the water chemistry, though. Conversely, while traditional chlorine pools might cost less initially, they might need more constant chemical and labor-intensive maintenance.

Swimmers who are used to the comfortable feel of conventional chlorine pools or who don’t perceive a big difference in the quality of the water between the two kinds of pools might also favor them. After all, there are a number of considerations to take into account when deciding between installing a saltwater pool or a conventional chlorine pool, including initial costs, ongoing maintenance needs, swimmer comfort and water quality, and environmentally friendly effects. Pool owners may choose a solution that best meets their needs and lets them enjoy their pool for many years to come by balancing these considerations against their personal preferences and financial limitations.

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FAQs

What is a saltwater pool?

A saltwater pool is a swimming pool that uses a salt chlorine generator to create chlorine by passing saltwater through an electrolytic cell.

How does a saltwater pool work?

In a saltwater pool, the salt chlorine generator uses electrolysis to break down the salt (sodium chloride) in the water into its basic components, including chlorine. This chlorine then sanitizes the pool water, killing bacteria and algae.

Are saltwater pools more sanitary than traditional chlorine pools?

Yes, saltwater pools are generally considered to be more sanitary than traditional chlorine pools. This is because the chlorine produced in saltwater pools is more stable and consistent, leading to better water quality and fewer harmful byproducts.

What are the benefits of a saltwater pool?

Some benefits of saltwater pools include softer-feeling water, reduced skin and eye irritation, lower maintenance costs, and a more environmentally friendly approach to pool sanitation.

Do saltwater pools eliminate the need for chlorine?

No, saltwater pools still require chlorine for sanitation. However, the chlorine is produced on-site in the pool itself, reducing the need for manual addition of chlorine and minimizing the use of harsh chemicals.

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