Water Quality

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    Working Together

    As helpful as new technologies might be, a foolproof, all-in-one pool sanitation solution still hasn’t been invented yet.

     
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    Avoid Overcalibration

    A frequently made mistake in the use of automatic controllers takes place on the commercial side.

     
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    In Control

    A handful of leading manufacturers have introduced products that connect automation systems to smart devices so consumers and industry professionals can monitor and control settings using a Web-enabled app.

     
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    Spot the Mark

    It’s an all-too-familiar story: The pool’s surface looked pristine when filling began — but a few weeks or months later, patches of small white spots have appeared along the walls or floor

     
  • Clear as Glass

    A growing trend in swimming pool filtration uses recycled glass in lieu of quartz silica sand in conventional pool sand filters.

     
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    State of the Market

    As long as there are pools and spas, there will be chemicals to help treat them.

     
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    Keeping Tabs on Chemical Pricing

    When suppliers announced they were raising the price of muriatic acid last fall, many retailers reluctantly followed suit.

     
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    Stain Detection

    The sudden appearance of a stain or other surface discoloration often brings a barrage of questions, both from the homeowner and the service professional: What caused it? Can it be removed? Can it be prevented from returning? And of course, the ever-popul

     
  • Preventing Saltwater Problems

    Scale, stains and cloudy water are the most common challenges with saltwater pools — but only if they are not maintained correctly.

     
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    Lethal Light

    Between the rising costs of electricity and growing consumer demand for “green” water treatment solutions, ultraviolet (UV) radiation is becoming an increasingly popular tool for disinfecting pools and spas.

     
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    The Ozone Option

    One additional application of ultraviolet radiation (UV) — and a potential complement to a UV system — is ozone

     
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    Media Matters

    Water clarity is a crucial aspect of pool maintenance, whether a job site involves a small family pool or a huge commercial vessel

     
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    Future Filtration

    The quest to create a filtration system that handles high flow rates and bather loads, filters the finest particles possible and stays unclogged with minimal maintenance has led to the development of some promising new technologies.

     
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    In the Zone

    Ozone can provide an effective supplementary disinfection system for swimming pools.

     
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    UV Uses

    Ultraviolet (UV)-generated ozone is an affordable option that’s becoming more popular for residential applications.

     
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    Which Filter is the Best

    When I was teaching filtration at technical schools and seminars throughout the country, I kept hearing the same question: “Which type of filter is best?” Attendees were not asking which manufacturer made the best filter, but rather which of t

     
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    Solving Stains

    Salt chlorine pools have become popular over the past few years.

     
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    Breaking Point

    The practice of overapplying chlorine is a serious problem that’s resulted in negative media coverage for commercial pools. Many techs assume so-called breakpoint chlorination eliminates chloramines, but actually it can exacerbate the problem.

     
  • Phosphate as a Buffer

    Phosphates have a negative association in the pool industry as algae enablers.

     
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    Defending Your Balance

    Alkalinity testing isn’t just another way to add cost and confusion to a service technician’s routine.

     
 
 
 

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