Product Description
TNB CO2 Enhancer 240g ,A great convienent way to increase the CO2 concentration in a small tent or propagating area.Just add luke warm water to activate it and place in your grow environment This will treat around 144ft in area and can last for around 2 weeks .To reactivate give the bottle a shake every couple days .The TNB would have to be the cheapest way to introduce Co2 into your garden .
