reverse osmosis

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    • 21 Dec 2000 at 2:17 pm #274206
      Avatar photoMasterPlumbers
      Keymaster

        Is there a source that evaluates reverse osmosis systems on the market?

      • 21 Dec 2000 at 4:18 pm #289351
        Avatar photoGaryPurolite1
        Participant

          The National Sanitation Foundation (NSF) is one. Contact at http://www.nsf.org.

          Another is The Water Quality Association (WQA). Contact at http://www.wqa.org.

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