I don"t konw why?

[yote]

Fish is pretty sharp.I never thought about windex or mop buckets.

 

[Bifferwine]

I use Windex on the outside of my tank, but I spray the paper towel first and then clean the glass. I don't spray the glass.

 

[fishbait]

I use windex too. I just do the same thing that biff does.