toxicity of high density plastic vs. copper

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    • 20 Jul 2003 at 8:26 pm #276773
      Avatar photoMasterPlumbers
      Keymaster

        Which one produces more toxicity thru leaching?

      • 21 Jul 2003 at 7:52 pm #294767
        Avatar photoGarySlusser
        Participant

          High density plastic would be PEX, right? That and PVC, CPVC and PE plastic are basically inert. OTOH, copper is leached/corroded into water by many things, hence the pinhole leak problems with copper. Also the new US NSF standard 61 bans copper in water of less than 6.5 pH.

          Gary
          Quality Water Associates

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