direct o2 injection

[thedirtysouth]

any idieas of a tornado vortex fish aquarium aerirator or i have an oxygen generator also to feel bottles

[thedirtysouth]

planning on oxygenating roots

[sheist]

yea, i wanna kno too...

[Zandor]

I know of many people who feed their roots with oxygen from a tank and grow just fine with it. The cost is way to high unless you have a free source of the gas imo. Enhanced CO² is better.