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OP
greaver83
Aquarium Advice Freak
I'm just running one 2 liter bottle diffused through a small airstone under the filter return
my 75 heavy planted tell me what u thinl
- Thread starter greaver83
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abrahamavelar
Aquarium Advice Addict
ya pretty much what im running, im running a 3 liter
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greaver83
Aquarium Advice Freak
Yuh i can tell a difference with it guess it don't take much I'm going to an epic DIY Co 2 setup one day i got some good designs thought. Up
abrahamavelar
Aquarium Advice Addict
cool i just made a simple one with the 3L bottle and a diy bubble counter
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