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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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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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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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In natatoriums, When the air gets rough, the fans get blowing. And that's not always a good thing.
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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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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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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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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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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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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...
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This article is a republishing of a guest blog written by Eric Knight for the NSPF in 2017, found here.
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