Depends on the style... but in general, isn't a 90 a tall 75? Previously it was said 1 bag was enough for a 75, so it may work for a 90 too. If you buy 2 bags I bet you could sell off half of one at a meeting, if you ended up not needing it. On Thu, Mar 13, 2008 at 11:05 PM, Phil Lacefield Jr. <phil@lacefield.com> wrote: > Okay, okay, all this talk fo the super-special sand has me convinced that > I > need to break down my 90 community tank (the one where most of the plants > I've been buying end up) and redo it with this Soilmaster stuff. Anyone > have a clue how much I'd need to properly cover the bottom of a 90? > > Thanks - Phil > _______________________________________________ > GSAS-Member mailing list > GSAS-Member@thekrib.com > http://lists.thekrib.com/mailman/listinfo/gsas-member > _______________________________________________ GSAS-Member mailing list GSAS-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/gsas-member