Hey all i have a 66G tank aka 4ft x 1.5 x 1.8 (250l ish) i got a person selling me 4 x Sunsun JVP (5000l/h) for pretty much free, so im wondering how many would i need in my tank?
At the present i have 2 (1 x maxiget 1200, 1 x Rio (cant remember the model). I want to replace them anyways.
Also...