the biggest you have upstairs

  • We are currently upgrading MFK. thanks! -neo
i have a 75 in my living room. the floor below it is open for the stairwell (no vertical bracing below it). not the best location but it's holding
 
55 gallon
 
120g 4x2x2 upstairs apartment.
 
300 gallon. The danger of your floor catastrophically failing is almost nil. I would worry a bit about a huge tank leaking and destroying your drywall downstairs, but that's about it.

There have been lots of threads about this subject.
 
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