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  1. J

    pool ph always low

    I have a small wading pool made of gunite. 15'x20'x1.5' deep The PH is constantly low. I recently had some plaster repair work done to it. Good this be the problem. Can anyone help me. Thanks
  2. J

    What to I do First, then next....

    I live in NH, and manage a large commercial swimming pool with approximately 100,000 gallons of water. I will be opening the pool on May 6th and was wondering if I could get some guidance as to where should I start to get the water chemistry balanced properly. The pool has a Hayward system (HCC...