blazer
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Purchased a bag of co2 producing fungus.wondering if there with the investment ($35) and if they produce enough co2 or is just good marketing.supposed to be good for 4-6 plants got that small 7 x 5 sealed room.has anybody measured ppm of c02 they can put out.seems to good to be true for us small grows! Thanks for any input!:stonedsmilie: