Thread: NanoGurl's 75g Reef Thread
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  #515  
Old 01/07/2008, 01:25 PM
conorwynne conorwynne is offline
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Join Date: Jan 2006
Location: Dublin, Ireland
Posts: 178
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!

Regards
Conor.