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Old 01/07/2008, 12:25 PM   #515
Registered Member
Join Date: Jan 2006
Location: Dublin, Ireland
Posts: 433
The membrane is the most expensive part! DI resin is way cheaper, at least over here in Ireland.

I would not change the membrane without checking the TDS alue as all here have suggested. Waste of money!


New tank (468L or 120G) has salt and rock, just add coral and fish!

Current Tank Info: New tank in progress....
conorwynne is offline