if your thinking about doing just the basic corals: mushrooms, zoos, xenia, eiphyllia (frogspawns etc.), Id get at least a 65w powercompact. you can find one of these fixtures for less than a hundred bucks. if you have to buy the fixture online be sure to get insurance on it. but if your looking at doing something a little more
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just up the wattage or spring for t-5's.
apparently the h. to the .ardcore isnt an allowable word on this site. BOOOO!