natatorium design natatorium design flaws mistakes in natatorium design natatorium ventilation swim meet scoreboard competitive swimming swim meet air quality
Many natatorium design problems can be prevented if designers and contractors understand the swimmer's perspective. Swimmers see things designers don't.
Continue Reading
combined chlorine chloramines hyper dissolved oxygen reduce combined chlorine how to lower combined chlorine prevent chloramines pool ozone pool enzymes orenda enzymes orenda nitrogen compounds in water reduce chloramines
If combined chlorine levels get too high, the local health department might shut a commercial pool down. We have seen it happen before. But while pool closures are rare, high combined...
Continue Reading
natatorium air quality pool dehumidifier pool dehumidification system duct for natatoriums indoor pool airflow dehumidification problems in indoor swimming pools top problems with natatoriums indoor pool HVAC
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....
Continue Reading
natatorium air quality pool air quality value engineering natatorium design pool dehumidification system ashrae natatorium ashrae 62 mistakes in natatorium design
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...
Continue Reading
natatorium air quality pool air quality IAQ natatorium design source capture exhaust paddock evacuator pool dehumidification system ashrae natatorium ashrae 62 design mistakes natatorium design flaws mistakes in natatorium design ASHRAE 62.1
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...
Continue Reading
chlorine smell natatorium air quality pool air quality source capture exhaust paddock evacuator pool dehumidification system ashrae natatorium ashrae 62 dedicated exhaust chloramine vapor mistakes in natatorium design solution by dilution
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...
Continue Reading
best pool filter regenerative DE filter glass filter media Vacuum sand filter pressure sand filter swimming pool filter DE filter sand filter
Does the type of swimming pool filter really matter? Are the differences between pool filters even noticable? How do they impact water quality? Does filter type have any affect on indoor...
Continue Reading
Pool Dehumidifiers and air conditioners are not equal. Indoor swimming pools have variables and climate demands unlike any other type of commercial building or space. In particular, air...
Continue Reading
chlorine smell chloramines trichloramine vapor pressure pool evaporation dedicated exhaust chloramine vapor trihalomethane chloroform
Indoor air quality in natatoriums has many variables and moving pieces, but at the end of the day, it all boils down to one thing: how effectively can the air handling system remove...
Continue Reading
natatorium air quality natatorium design source capture exhaust paddock evacuator the evacuator ashrae natatorium ashrae 62 dedicated exhaust
Trichloramine, trihalomethanes and other noxious disinfection byproducts (DBPs) that off-gas from swimming pools are not your ordinary airborne contaminants. These substances–when condensed...
Continue Reading
natatorium air quality indoor air quality source capture exhaust pool dehumidification system ashrae natatorium ashrae 62 dedicated exhaust energy loop
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...
Continue Reading
