yep, I am using the exact same RODI you have ROB and I am using a euro reef skimmer. I did measure the TDS on my RODI and it came it at 13. Thats pretty high huh??
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- Eddy
"Corals require an aquarium, seawater at the right temperature and salinity, waterf flow, light, food, bicarbonate/buffer, and calcium. Period. No other equipment, apparatus, magic potions, pills, voodoo, prayer, or other sacrafices are necessary." -Eric Borneman | 
