ladypheesh
Frank the tank!
I would steer clear of the windex. I think it contains ammonia. You don't really want any chemicals at all near your tank if you can avoid it. I don't have any good suggestions for what to use though. We just wipe it down with a damp cloth.
(For some reason page 2 won't load for me, so if someone has already mentioned this, my apologies.)
(For some reason page 2 won't load for me, so if someone has already mentioned this, my apologies.)