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Ways to Reduce Combined Chlorine

By Eric Knight on June 30, 2025

Is your combined chlorine too high? If so, you're not alone. Combined chlorine is often misunderstood, so this article expands on our previous article about it. We want to show you both the...

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Molecular Weights of Airborne Chloramines in Indoor Swimming Pools

By Eric Knight on June 24, 2025

Chloramines and other airborne pollutants in indoor swimming pools behave differently than the rest of the air in the room. This is mostly because they are heavier than nitrogen (N2) and...

Scientific Explanation of Metal Corrosion In Indoor Swimming Pools

By Eric Knight on January 2, 2025

Almost all natatoriums have challenges with rust and corrosion on metal parts like screws, door handles, hand rails, starting blocks, and light fixtures. On stainless steel, the rust first...

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Swimming Pool Chlorine: 101

By Chloramine Consulting on November 27, 2023

Swimming pools need a residual sanitizer. Chlorine is the most commonly used sanitizer in swimming pools around the world for many reasons. In this first article, we will discuss the what...

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Remembering Derek Ingram

By Eric Knight on September 13, 2023

Last night, I got word that we lost our dear friend, coworker, and brother to ALS. And while we all knew this day was coming, it is incredibly difficult to write this. Perhaps in my mind,...

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What is Chloramine Poisoning?

By Chloramine Consulting on September 5, 2023

Each and every year, reports come out of swimmers getting respiratory sickness from indoor swimming pools.1 This article will define what many people call "chloramine poisoning", and what...

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Chlorine vs. Bromine in Indoor Pools

By Chloramine Consulting on June 1, 2023

While chlorine dominates the aquatics market as the most popular residual sanitizer, many pool operators have asked about chlorine alternatives. The main chlorine alternative is bromine,...

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Why do indoor pools rust and corrode so easily?

By Chloramine Consulting on May 21, 2023

This article expands upon our previous article about stainless steel corrosion. While that article talked about stainless steel specifically, this article covers rust and corrosion more...

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Swimming Pool Disinfection Methods

By Chloramine Consulting on April 20, 2023

Swimming pool water quality is about keeping the water clean, safe and healthy via disinfection. Therefore, disinfection is the top priority for swimming pool operations. So how is it...

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Two Types of Airflow Problems in Indoor Pools

By Chloramine Consulting on September 19, 2022

When we are contracted to evaluate natatoriums with air quality problems, we look for structural reasons why the air quality is problematic. In our experience (from visiting and evaluating...

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Indoor Pool Algae, Photosynthesis, and Windows

By Chloramine Consulting on June 1, 2022

Sometimes we get calls about indoor pools having algae. But how can that be? Algae need sunlight to grow. And usually, when the client sends us photos of their natatorium, there are large...

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Ways to Reduce Chlorine Demand

By Chloramine Consulting on January 20, 2022

Chlorine is becoming more expensive and difficult to get. Since the COVID-19 supply chain shortages began, the main question we have been hearing is about how to reduce chlorine...