"If something goes wrong it happens fast in a biocube.” 
Magic eraser makes those curved corners easyLove Biocubes/Nanocubes for their form factor, price, and ease of transport. Only thing I hated was being forced to clean the glass at that curved spot where the side panels meet the front panel as none of my magnetic cleaners would really get a good bite against coraline algae there. Suffice to say, if that's the biggest problem with the tank...
That's exactly what I used
Works like a dream. Maybe I should clarify- what I really should say is curved glass can be a strain on the relationship if you are housing a 
When you look at the lid when you open it, it has two power cord holes on the back. When you open the lid, the condensation rolls down to those holes and down the back of your Cube. The salt works its way around to the side. Mine does the same thing. I have to open mine every day to feed my dwarf lionfish and that’s usually after dealing with cleaning all the salt off first.I have a 32 gallon bio cube that is five months old. In the bottom rear right corner I have been having a lot of salt creep in the past couple of weeks. I was just wondering if this is normal or if it is possibly a leak. I have a salt creep around the lid all the time so I am used to that. The salt creep is more extensive than the picture shows.
