75 gallon saltwater fish tank it is predrilled and comes with all the plumbing necessary. i will also include the stand, canopy, sump/fuge 30gal and a tidepool 2 use whichever, and coralife needle wheel protien skimmer (rated at 125 gallons i believe) hydrometor, food, various chemicals, heater. currently set up with saltwater has been runnig for years -- 400 OBO