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    When to stop "acid addition & aeration" cycle to reduce TA

    I installed as SWG for the first time this season in June and followed the valuable information on this site regarding optimizing water chemistry for an SWG pool. In particular I appreciated the legacy content from Chemgeek regarding the need for different pool chemistry with an SWG. I have...
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    Motor Whining

    I have a 5 year old 1HP Hayward Super-pump which started whining when I put it back on and started it up this season (it's used for a waterfall not filtering the main pool). I removed the impeller and changed the seal, but no change in the noise. I'm guessing the bearings are shot. Is it worth...
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    Raising Calcium concentration

    What is the easiest and/or cheapest way to raise the calcium concentration? I don't want to use Ca shock. Thx :) Framcus
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    Recommendation for builder/repairer to replaster pool in NJ

    My pool is free form, gunnite, approx 30K gallons and 20 years old: originally built by Pugliese Pools in New Jersey. Unfortunately I think the time has come to replaster the pool. I will be getting a quote from the original builder (who is still in business) , but would appreciate the names...