How much time as you spending cleaning your tank?
I took the opportunity and cleaned my whole system on a Sunday afternoon. It took me around 5-6 hours but the result is amazing! Let me show you around...
BTW if you are curious about the Citric Acid I use, here we go: [ Ссылка ]
![](https://i.ytimg.com/vi/olkPXiylLhI/maxresdefault.jpg)