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ok, so a fresh pool has just been installed and i needed to get the alkalinity right before adjusting the PH, so i added the desired amount of baking soda, this obviously raises ph too and did so to a very high level - off the scale. a couple of hours later i added dry acid to lower the PH, but...

Hi, i am looking after a pool and have noticed that when i vacuum the pool, all is fine, until i turn off the pump to empty the pump basket and turn it back on, a ton of dirt goes into the pool from the return jets. This does not happen whilst vacuuming. I opened up the sand filter and the sand...

Hi, Ive been on around 4 or 5 sites that have water balance calculators. They are recommending to increase my chlorine from 0.5 to 1.5ppm i need to add 1.7oz of the cholrine i have to a 4750 gallon pool, this seems very little. i test the pool twice weekly and always seems to need to add quite...

Hello, I am asking for a friend. She has a pool that we have found is copper stained. We placed vitamin c tablets onto the stain and it disappeared. But now i need to know what to do next. I believe i need to get som ascorbic acid and pour it in but will this stop the stain from returning. If...