45 gal Freshwater tank. Marineland LED light. Under-gravel and power filter.
Buy a RO system if you are going to get seriouse. I spent too much time and money (and fish) trying to remedy tap water - the RO system has made it so easy!
Maintaining proper calcium levels is an important part of keeping your marine tank healthy.
Why buy Aquarium Supplies online?
An overview of tropical fish tanks, what they are, and the pros/cons of keeping one.