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sand is transferred during the backwash to the clarifier tank, same pressure of backwash pumps and blowers as per design, sand level is maintained as per design also.
Currently I am working in automotive field of filter manufacturing for trucks,passenger car and heavy duty equipments to all kinds of filters like spin on oil,fuel ,air f ... Voir Plus
i want to know when shold i replace the old media and also the free chlorien amount which is able to be removed by my GAC