Saltwater pools have surged in popularity among homeowners looking for a gentler, more natural swimming experience. Often seen as an alternative to traditional chlorine pools, saltwater systems promise softer water, reduced odors, and easier maintenance. But are saltwater pools really better? And what do they mean for your long-term pool care and equipment? In this guide, we’ll break down the pros and cons of saltwater pools, clarify common misconceptions, and help you decide if this system is right for your backyard oasis.
What Is a Traditional Chlorine Pool and How Does It Work?
A traditional chlorine pool uses manually added chlorine products, such as chlorine tablets, liquid chlorine, or granular chlorine, to sanitize the water and keep it safe for swimming. Chlorine is essential because it kills bacteria, algae, and other harmful microorganisms that can make swimmers sick or cause the water to become cloudy and unsanitary.
How Chlorine Sanitizes a Pool
When chlorine is added to pool water, it forms hypochlorous acid (HOCl) and hypochlorite ions (OCl-). These compounds:
- Destroy bacteria and viruses: They break down the cell walls of microorganisms, effectively killing them.
- Oxidize organic contaminants: Chlorine helps break down body oils, sweat, sunscreen, and debris that can accumulate in the water.
- Prevent algae growth: By maintaining proper chlorine levels, algae spores are killed before they can grow and bloom.
What Is a Saltwater Pool?
A saltwater pool is not chlorine-free, it simply generates chlorine differently. A salt chlorine generator converts dissolved salt into chlorine through electrolysis, sanitizing your pool water in a more controlled and steady way than adding chlorine manually. What you end up swimming in is still a chlorine pool, but one with some notable differences in feel, smell, and maintenance.
Saltwater Pool Pros
1. Softer, More Comfortable Water
The most talked-about benefit of saltwater pools is how the water feels. With about 3,000 ppm of salt (compared to 35,000 ppm in ocean water), saltwater pools feel softer and silkier on your skin. Many swimmers notice less irritation, dryness, and eye redness compared to traditional chlorine pools.
2. Less Chlorine Smell
Saltwater systems produce chlorine at lower, more consistent levels, which leads to a milder scent and a more pleasant swimming experience.
3. Reduced Chemical Handling
Saltwater pools reduce the need for handling and storing chlorine tablets, shock treatments, or liquid chlorine. For families with kids or pets, this can feel like a safer, more natural alternative.
4. More Consistent Chlorine Levels
Because the salt chlorine generator operates continuously while the pump is running, chlorine levels stay more balanced, helping to prevent algae blooms and cloudy water.
5. Lower Long-Term Chemical Costs
While initial installation is pricier, you may save money over time by purchasing fewer chemicals throughout the swimming season.
Saltwater Pool Cons
1. High Upfront Installation Cost
Installing a saltwater system typically adds $1,500 to $3,000 to your pool build or conversion budget. This includes the salt chlorine generator, electrical installation, and any necessary equipment upgrades.
2. Saltwater Is Hard on Pool Equipment
This is the most overlooked downside of saltwater pools. Salt is naturally corrosive and can degrade:
- Pool heaters and heat exchangers (especially those not made of titanium)
- Metal railings, ladders, and light fixtures
- Pool pumps, filters, and valve components
- Pool tiles, grout, and masonry
- Decking materials like stone or concrete
Over time, this wear and tear can lead to costly repairs or replacements. Even high-end equipment can corrode without proper bonding, grounding, and protective measures.
3. Salt Cell Replacement and Cleaning
Salt cells need regular cleaning (usually every 3 months) and typically last 3 to 7 years. Replacements cost between $500–$900, depending on your system. Ignoring maintenance can shorten their lifespan and lead to inconsistent chlorine output.
4. You Still Need to Test and Balance the Water
Many people assume saltwater pools are “set and forget,” but they still require weekly testing and balancing of:
- pH (which tends to rise in saltwater pools)
- Alkalinity
- Calcium hardness
- Stabilizer (cyanuric acid)
- Chlorine and salt levels
Poor water chemistry can cause scaling, cloudy water, and even damage your salt cell or pool surface.
5. Risk to Surrounding Landscaping and Decking
Saltwater that splashes out of the pool can damage nearby plantings, stain concrete, and cause salt buildup on hardscapes. Over time, this can require additional cleaning, sealing, or replacement of materials.
6. Winterizing Complications
In colder climates, saltwater systems require careful winterization. If saltwater freezes, it can expand and damage pipes, pumps, and the salt cell, sometimes leading to costly springtime repairs.
Saltwater Pools vs. Chlorine Pools: What You’re Really Getting
The main benefit of a saltwater pool isn’t cost savings or lower maintenance – it’s comfort. The water feels better on your skin and doesn’t have the harsh smell or eye burn associated with traditional chlorine pools. But the trade-off is higher initial costs and increased attention to equipment durability.
If you’re still deciding between saltwater vs. chlorine pools, remember: both systems use chlorine to sanitize your pool. The difference is how it’s delivered—and how it affects your pool components over time.
Professional Installation Matters
To protect your investment, it’s critical to have your saltwater system installed by a pool professional who understands how to:
- Choose salt-compatible equipment
- Ensure proper grounding and bonding
- Set up the salt cell in the correct location within the plumbing
- Advise on compatible decking and landscaping materials
Cutting corners can lead to early equipment failure, corrosion issues, and warranty voids.
Saltwater Pool Pros and Cons at a Glance
| Pros | Cons |
| Soft, silky water feel | Salt will corrode pool equipment |
| Less harsh chlorine odor | Higher upfront cost |
| Reduced chemical handling | Salt cells need cleaning and replacement |
| Consistent chlorine levels | Still requires regular testing and balancing |
| Long-term chemical savings | Can damage landscaping and hardscapes |
Is a Saltwater Pool Right for You?
Don’t assume a saltwater pool is a “no-maintenance” or “chemical-free” solution. If you still think a saltwater pool is right for you, go in with clear expectations and a reliable team to help you make the most of your pool investment.
Call for Expert Saltwater Pool Installation
Considering a saltwater pool but unsure if it’s right for your home or lifestyle? At Water’s Edge Pools and Spas we know exactly how to build pool systems that last. Our team uses top-tier equipment, and precision installation to ensure your pool is beautiful, durable, and easy to enjoy. We’ll help you make a confident, informed pool choice that fits your vision and your budget.
Contact Water’s Edge Pools and Spas today to schedule a consultation and take the next step toward your dream backyard.