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Topic: Natatorium Air Quality

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Debunking 'Solution by Dilution' for Indoor Swimming Pools
By Chloramine Consulting on November 7, 2019

The old, obsolete approach to natatorium air quality sounded like "the solution to pollution is dilution."  In other words, introduce excess outdoor air (OA)–and exhaust more air...

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Understanding Source-Capture Exhaust
By Chloramine Consulting on August 31, 2019

Trichloramine, trihalomethanes and other noxious disinfection byproducts (DBPs) that off-gas from swimming pools are not your ordinary airborne contaminants. These substances–when...

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The Difference Between Return Air and Exhaust Air
By Chloramine Consulting on August 28, 2019

This is a brief article to shed light on a problem. The problem is one of semantics, but the consequences are real indeed. Too often the terms return and exhaust are used...

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Five Common Mistakes in Natatorium Design
By Eric Knight on August 10, 2019

Common Natatorium Design Mistakes Natatoriums are unlike any other type of room. Just ask an engineer who has had to design one. There are many factors in natatoriums that do not exist...

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Addendum to "Indoor Air Quality vs. Water Quality"
By Chloramine Consulting on June 9, 2019

This article is a republishing of a guest blog written by Eric Knight for the NSPF in 2017, found here.

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Relative Humidity in Natatoriums
By Eric Knight on June 6, 2019

Relative Humidity (RH) is the amount of water vapor in the air, relative to how much the air can hold when 100% saturated. RH is expressed as a percentage (%), where 100% is total...

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Keep the Pool Doors Closed
By Eric Knight on June 6, 2019

When the air goes bad in a natatorium, common practice is for swim coaches, lifeguards or even swimmers to open outside doors. Sure, opening outside doors may give some temporary relief...

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Pool Air Quality Resources
By Chloramine Consulting on April 26, 2019

Want to learn more about the air side of the pool air quality problem? This article and its supporting links are for you. We also have separate content for Pool Water Chemistry,...

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What is a Natatorium?
By Chloramine Consulting on October 23, 2018

A natatorium is a room that contains an indoor swimming pool. These rooms are very unique and different from any other type of room we can think of. Natatoriums not only have evaporation...

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