Hey Zoran, welcome!
I'd love to see your basement and i'm sure others too!
50 250 tanks?...WoW!
If you have any general pics of the whole place i'm very curious...
![Very Happy](http://www.aquatek.gr/vb/images/smilies/icon_biggrin.gif)
Although i don't wanna see the electricity bill!
Thanks for sharing and enjoy yourself