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**fishscale** · 04-17-2008, 04:22 PM

Regardless of tank size, yeast lasts between 1 and 3 weeks (at least IME). There are supposedly certain ways you can make it last longer, but I never really got around to trying before getting pressurized.

04-17-2008, 04:22 PM	#69 (permalink)
fishscale O.G. - original guppy. (View User Tanks) PTrader: (12) Join Date: May 2007 Location: Ann Arbor, MI Posts: 3,675	Regardless of tank size, yeast lasts between 1 and 3 weeks (at least IME). There are supposedly certain ways you can make it last longer, but I never really got around to trying before getting pressurized. __________________ Eheim Pimp #254, Eheim Wolverine #1 55 Gallon Work in progress 10 Gallon Shrimp Tank 10 Gallon Planted QT 20 Gallon Shrimp Tank (Work in progress)