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Kim – Is pH 8.0 to 8.5 Okay for Pool Water?

February 10, 2021 poolhelp

Establishing good pool water chemistry standards helps provide guidance for proper water care, and to help ensure that pool water…

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Doug – Cal Poly Plaster Test Pool Conclusions Shown to be False

February 1, 2021 poolhelp 1 Comment

Beginning in 2004, a series of plaster research studies were released by the National Plasterers Council (NPC), which they instigated…

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Kim – The Reality of Pool Chemical Treatment

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For 50 years, it has been common for pool service companies to successfully maintain residential pools on a once-a-week visitation…

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Que – Plaster Spalling

April 28, 2020 poolhelp

One of the arts or skills of the pool plastering trade is properly timing the troweling process. If troweling is…

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Filed under: concrete troweling, delamination, flaked pool surface, onBalance, plaster blistering, plaster crater, plaster peeling, plaster spalling, Que Hales, scaling, spalling, surface flaking, swimming pools

Kim – Acid Start-ups and Plaster Dust

April 24, 2020 poolhelp

When typical balanced tap water fills a new uncured plaster pool, some of the plaster material can be dissolved and…

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Filed under: acid start-up, colored plaster pool, hot start, new plaster, pebble tec swimming pool, plaster dust, quartz swimming pool, swimming pools, Zero alkalinity process

Que – Softening Pool Water by Chemical Precipitation

April 21, 2020 poolhelp

Many of us may have had the unfortunate experience of adding soda ash “wrong” to pool water, resulting in a…

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Filed under: calcium carbonate, chemical precipitation, milking a pool, precipitating calcium, saturation index, soda ash, softening pool water, swimming pool water

Kim – When Can Salt Be Added to Plaster Pools?

April 13, 2020 poolhelp

There appears to be some consensus to wait 30 days before adding salt to new plaster pools. Yet some in…

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Filed under: adding salt to pools, curing process, onBalance, pool help, pool plastering, swimming pools, water balance, water chemistry

Kim – Do Not Acid-Wash Newly Plastered Quartz Pools

April 9, 2020 poolhelp

Muriatic acid can dissolve and etch a plaster surface, even quartz aggregate pools.  While genuine quartz aggregate is not affected…

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Filed under: acid start-up, acid washing, Bicarb start up, new plastered pool, no drain acid wash, onBalance, pool help, quartz pools, swimming pools, Zero alkalinity process

Kim – What Deteriorates Pool Plaster the Most?

May 16, 2019 poolhelp

Probably everyone in the pool industry has the heard the statement; “Water chemistry (aggressive water) has the most profound effect…

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Que – How Much Water is In My Pool?

April 24, 2019 poolhelp

by Que at onBalance Remember sitting in high school math class, griping along with the other students about why we…

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