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  1. A

    plumbing test pressure

    What is the proper plumbing test pressure and for what duration. I ask because I tested my two skimmers at around 20 psi and the skimmer extension (the female fitting where my piping attaches to) has developed hairline cracks on each skimmer. I will need to pull out each skimmer and...
  2. west skimmer 3.jpg

    west skimmer 3.jpg

  3. A

    vermiculite screed coat mix design

    I am building my 18x36 in groud pool and had a question regarding the 2" screed coat on the bottom. I think that I want to mix my own rather than purchase pre-mixed bags of screed mix. I have seen that there are two real options with the first being cement + vermiculite, and the second...