Tian85 Posted September 19, 2011 Share Posted September 19, 2011 Like to check On how long it can last before decide which ro unit to get. Quote Link to comment Share on other sites More sharing options...
SRC Member vinccc2009 Posted September 19, 2011 SRC Member Share Posted September 19, 2011 Use a tds meter after every pail. When the reading is 3-4, it's time to change. Quote Link to comment Share on other sites More sharing options...
Tian85 Posted September 19, 2011 Author Share Posted September 19, 2011 Use a tds meter after every pail. When the reading is 3-4, it's time to change. Any idea how many liter it can filter before tds gets 3 - 4? change means include the carbon? Quote Link to comment Share on other sites More sharing options...
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