2.6 gallon tank

Hallo! I'm going to try documenting the process as I set up 4 different reef tanks at the sameish time. Apart from this Fluval Spec iii, I'm also setting up, and will do separate build threads for: - a Fluval Evo 13.5 (remember when they came out?) - a weird shaped ex-LFS 26 gallon "cube" - a...