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Old 10/24/2007, 06:14 PM
Cove Beach Cove Beach is offline
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Join Date: Jan 2006
Location: Cleveland
Posts: 320
Its definitely not normal!!!! I'm going on 2 yrs with my RO unit with the original membrane. Do you have a TDS meter? I have a hand held one you could borrow if you want. Pm me if you like
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Patience, something my reef teaches me every day...