I guess it would really depend on what you want to keep in it. It will cost you more in the long run, if you keep upgrading like i did. I wish i just bought my metal halides in the beginning. This was a fish only tank when i started. FL tubes and all. It`s only 48 gals. 250 watt mh`s. just click the pic to check it out. These are old pics, a little more full now.