From what I understand yes it does work and is cheeper then buying gas CO². You can't regulate it but that is fine.
Zandor Reviewed by Zandor on . co2boost does it work have anyone heard and used this product called co2boost and can u use it in like a box or cabinet grow and those who dont know of the product here the link to it http://www.co2boost.com/home.aspx Rating: 5