Quote:
Originally Posted by Ga-rr-ett I read on a web site to add 2 cups sugar 1/2 tsp yeast and water up to the top of the lable in a 2L bottle is that a good Co2 recipe for a ten gal. |
That should be fine.
Quote:
Originally Posted by Ga-rr-ett i dont have a check valve so is it safe to just place the bottle higher than the aquarium. |
That would probably work, but I'd personally feel much safer using a check valve. I'm not sure what pricing is like north of the border, but they're less than $3 in my area.
I'd also consider adding a gas separator, like the one MPrudent shows in his post
here.