Reef Central Online Community - View Single Post - What's the one most beneficial change you have made to your tank?

Friday Night · 05/04/2012, 02:53 PM

Testing RO water with a TDS from LFS before buying.
Or asking when is the last time they changed out thier membrane.

05/04/2012, 02:53 PM	#59
Friday Night Registered Member Join Date: Oct 2009 Location: Walnut Creek. CA Posts: 2,438	Testing RO water with a TDS from LFS before buying. Or asking when is the last time they changed out thier membrane.