Blog

Topic: Natatorium Air Quality

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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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What is the Ideal Indoor Swimming Pool Temperature?

By Chloramine Consulting on August 31, 2021

We are frequently asked what air and water temperatures should ideally be for indoor swimming pools. The short answer is: it depends. So let's explore both water temperature and air...

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Pool Deck Cleaners and other Ammonia Sources

By Chloramine Consulting on August 28, 2020

Got combined chlorine in your indoor swimming pool? If so, you're not alone. And not all combined chlorine issues can be blamed on swimmers peeing in the pool or not showering. Oftentimes,...

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Don't Blow Air Directly onto a Pool

By Chloramine Consulting on February 19, 2020

In natatoriums, When the air gets rough, the fans get blowing. And that's not always a good thing.

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Dehumidification Problems in Natatoriums

By Chloramine Consulting on December 17, 2019

We wrote a previous article about five common mistakes in natatorium design. Now let's talk about errors we see in the implementation and installation of pool dehumidification systems....

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Natatoriums: The Mechanical Engineer's Dilemma

By Chloramine Consulting on December 16, 2019

Think of all the indoor rooms you have been in. Offices, classrooms, restaurants, your bedroom, etc.. Every indoor room probably had a ventilation system of some sort, and that system was...

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ASHRAE Standard 62.1 for Indoor Swimming Pools

By Chloramine Consulting on November 24, 2019

How do mechanical engineers know what to design for specific rooms, like natatoriums? What natatorium design resources do they use as guidelines? As it turns out, there are some standards...

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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 condensed...

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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 of semantics in natatorium design. Too often, the terms return and exhaust are used interchangeably. They are not the same thing in indoor...