Hagen Plant Grow Natural System with CO2
http://www.petsmart.com/product/inde...54083#prodTab1
im thinking about buying it and give it a try
is it okay if i put this in a 20 gallon tank with angelfish and plants w/ 15 watts of lighting?
can i still use an bubbler? or no?
i have 5 angelfish in it and thats it