I am happy to say SpectraPure is back on board 3reef.com! They have top-notch wet-tested RO units that raised the bar in this industry. If you are not familiar with them and are thinking of a reverse osmosis unit for your aquarium, I urge you to check them out! Also they have posted fantastic, informative articles that are a must read on their 3reef board, be sure to check them out too! Welcome back SpectraPure!