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What 3rd party endorsements should one look for?

April 26, 2017endorsements look party

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What 3rd party endorsements should one look for?

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There are a few. First, the systems should be backed by the National Sanitation Foundation, NSF and Water Quality Association, WQA. Second, consumer endorsements are also important. Look for the Good Housekeeping Seal of Approval and/or Consumer Digest Best Buy.