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  1. grisetti

    Disconnecting Copper?

    Please excuse my ignorance and if this is posted already somewhere, please redirect me. I have seen a few posts about disconnecting the copper plates in the SWCG. What is the deal with disconnecting the copper connections in the SWCG? Why would you do that? How is it beneficial? Does it...
  2. grisetti

    Black stain and blue filter

    My first post! After recently hooking up a Hayward propane pool heater to the system, I start getting black, smudgeable marks above the water line, the white hose from the skimmer has turned yellow, and today I replaced the filter and noticed it had turned blue. Is this from copper? or...