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  • Vetted
Pool Lexicon
  • Vetted
  • Educational Resources
    • Chemistry & Water Science
    • Hydraulics & Flow Science
    • Safety & Codes
    • Equipment Fundamentals
    • Testing & Measurement
    • Health & Microbiology
    • Heat & Energy
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  • Pool Maintenance and Care
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uv sanitizers effectiveness and limitations

UV Sanitizers: What They Kill, What They Don’t, and Why Chlorine Still Matters

Learn why UV sanitizers can't replace chlorine for complete disinfection and how…
    extend salt cell longevity

    Salt Cell Lifespan: The Maintenance Routine That Can Add Years

    While proper maintenance can extend your salt cell's lifespan, discovering the key…
      optimal salinity for cells

      Salt Systems 101: The Salinity Range That Keeps Cells Happy

      Beyond just numbers, understanding the ideal salinity range is essential for healthy…

        Metals in Pool Water: How Copper and Iron Create Stains (and How to Prevent It)

        By understanding how copper and iron cause pool stains, you can take steps to prevent…

          LSI in Plain English: Predict Scaling and Corrosion Before It Happens

          I n this guide, learn how LSI helps predict scaling and corrosion, so you can prevent…
            The Latest
            • Chemistry & Water Science

            Alkalinity vs pH: Stop Treating the Wrong Problem

            focus on correct water chemistry
            Navigating alkalinity and pH is crucial for effective water treatment; understanding their differences can prevent costly mistakes—continue reading to learn how.
            • Pool Lexicon Team
            • March 11, 2026
            View Post
            • Chemistry & Water Science

            pH Drift: The Sneaky Chemistry Pattern That Makes Pools ‘Impossible’ to Balance

            unpredictable ph fluctuations challenge pool balance
            Pool pH drift quietly disrupts water balance, leaving pool owners puzzled—discover how to identify and control this elusive chemistry pattern.
            • Pool Lexicon Team
            • March 11, 2026
            View Post
            • Chemistry & Water Science

            Cyanuric Acid (CYA) Explained: Why ‘Stabilizer’ Can Also Reduce Chlorine Power

            cyanuric acid s chlorine stabilization
            Discover how cyanuric acid’s role as a stabilizer can also diminish chlorine’s effectiveness, and learn how to maintain optimal pool safety.
            • Pool Lexicon Team
            • March 10, 2026
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            • Testing & Measurement

            ORP Isn’t Magic: How to Interpret ORP Readings Without Getting Misled

            understanding orp measurement nuances
            To interpret ORP accurately, understand that high values indicate strong oxidizers but…
            • Pool Lexicon Team
            • March 10, 2026
            View Post
            • Chemistry & Water Science

            Free Chlorine Vs Total Chlorine: the 2 Numbers That Explain Most Pool Problems

            chlorine levels in pools
            What’s the difference between free and total chlorine in your pool, and how can understanding these numbers help solve common water issues?
            • Pool Lexicon Team
            • March 9, 2026
            View Post
            • Pool Maintenance and Care

            Filter Pressure Spikes: 11 Causes That Have Nothing to Do With a Dirty Filter

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            Learn about 11 surprising causes of filter pressure spikes beyond dirty filters that could be affecting your system’s performance.
            • Pool Lexicon Team
            • March 9, 2026
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            • Hydraulics & Flow Science

            Suction-Side Cleaner Setup: Skimmer Valves, Flow, and the ‘Stuck on Drain’ Fix

            pool skimmer valve adjustment
            Great tips for setting up your suction-side cleaner—discover how to optimize skimmer valves, flow, and fix drain sticking issues to ensure smooth operation.
            • Pool Lexicon Team
            • March 8, 2026
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            • Pool Maintenance and Care

            Cleaner Doesn’t Climb Walls? Troubleshooting Traction, Buoyancy, and Flow

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            Better climbing depends on troubleshooting traction, buoyancy, and flow—discover key tips to get your cleaner climbing walls effortlessly.
            • Pool Lexicon Team
            • March 7, 2026
            View Post
            • Testing & Measurement

            Fine Debris Problems? How Filtration Microns Determine Water Clarity

            micron filtration water clarity
            Fine debris problems often cause cloudy water and blockages. Micron ratings determine…
            • Pool Lexicon Team
            • March 6, 2026
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            • Hydraulics & Flow Science

            Pre‑Filter Canisters: The Best Placement to Protect Pumps and Improve Flow

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            Learn why placing pre-filter canisters directly upstream of your pump maximizes protection and flow efficiency—discover the key tips to optimize your system.
            • Pool Lexicon Team
            • March 6, 2026
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            uv sanitizers effectiveness and limitations
            • Chemistry & Water Science

            UV Sanitizers: What They Kill, What They Don’t, and Why Chlorine Still Matters

            Learn why UV sanitizers can't replace chlorine for complete disinfection and how…
            • Pool Lexicon Team
            • March 14, 2026
            extend salt cell longevity
            • Pool Maintenance and Care

            Salt Cell Lifespan: The Maintenance Routine That Can Add Years

            While proper maintenance can extend your salt cell's lifespan, discovering the key…
            • Pool Lexicon Team
            • March 14, 2026
            optimal salinity for cells
            • Chemistry & Water Science

            Salt Systems 101: The Salinity Range That Keeps Cells Happy

            Beyond just numbers, understanding the ideal salinity range is essential for healthy…
            • Pool Lexicon Team
            • March 13, 2026
            copper and iron staining
            • Chemistry & Water Science

            Metals in Pool Water: How Copper and Iron Create Stains (and How to Prevent It)

            By understanding how copper and iron cause pool stains, you can take steps to prevent…
            • Pool Lexicon Team
            • March 13, 2026
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            • About PoolLexicon
            Copyright © 2026 Pool Lexicon Content on Pool Lexicon is created and published using artificial intelligence (AI) for general informational and educational purposes. Affiliate disclaimer As an affiliate, we may earn a commission from qualifying purchases. We get commissions for purchases made through links on this website from Amazon and other third parties.