large tank on main floor ? anyone help

Originally Posted by mark

floor joist spacing is the same under my tub as every where else.

yup they are but they should also be cross braced better to transfer more of the weight to the neighboring joists.

Bill

[ILIKECOUGARS]

I have 150g (4' x 2'6") with a 50g sump so about 180g total water volume, set up on a outside wall and perpendicular to the floor joists (2 x 10) @ 16" centers with no issues at all.