The Planted Tank Forum - View Single Post - DIY CO2 for beginner
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post #25 of (permalink) Old 01-10-2013, 09:45 PM Thread Starter
Algae Grower
Join Date: Jan 2013
Location: US
Posts: 92
Originally Posted by funkman262 View Post
Add water so that it can be used as a bubble counter.
So the airline tubing from the CO2 canister will go under water and the other airline tubing will be above water right?
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