Liam France
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I've done my first resin change as my ppm crept upto 12 then back down to 8.
After I've done the change with new resin it's reading 19 - 25,is there a procedure I'm missing out? Sorry for the dumb questions ?
After I've done the change with new resin it's reading 19 - 25,is there a procedure I'm missing out? Sorry for the dumb questions ?