Rainwater vs RO water ...

Discussion in 'Water Fed Pole Window Cleaning' started by David K, Dec 3, 2015.

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  1. David K

    David K Guru

    Apr 11, 2015
    Likes Received:
    Hi guys !
    The other Day it hits me that when i use rainwater thru DI , it seems more aggressive and cleans faster ,than when i use my RO thru DI .
    Of course the measured value is 00 , is there something beyond what the Tds meter tells me ..?
    Whats your experience guys ?!