Clean It Up
UK Window Cleaning Forum => Window Cleaning Forum => Topic started by: daz1977 on September 18, 2009, 04:40:44 pm
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at what tds reading do you change your resin 001 or do u wait for it got get to say 010,?
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i would change mine at 001 to be safe
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010 normally
though i know mine is 012 now, i really must order some more resin
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over 5