With all this talk of RO/DI units, it makes me wonder, what are some of the advantages and disadvantages to them???
With all this talk of RO/DI units, it makes me wonder, what are some of the advantages and disadvantages to them???
120 Gallon Reef With Starfire Front, 2 overflows and 30 Gallon Sump. Mag 18 on the Return. Lit by Aqua Light Pro Deluxe. 2 250 Watt HQI Halides and 2 96 Watt PC Actinics all in one. ASM G-2 In-Sump Skimmer. 2.5 years in the making.