03-26-2010, 08:48 AM
Join Date: Mar 2010
Location: Spicer, MN USA
iTrader Positive Rating: 100%
| | Re: Tiny super efficient CO2 reactor
Originally Posted by kcrossley
Yep, that's exactly what I was going to do. The plastic housing hole will also help secure the airstone to the CO2 tubing. BTW, what's the purpose of the foam?
that causes the (already very tiny) bubbles coming out of the filter to stay in contact with the water longer/ make those tiny bubbles even smaller. I've seen some in this thread don't use it at all, I still do.
(incidentally, the sponge/ foam already has a hole cut into it... just stretch it over the outlet and it stays well in place.)