Glass spiral bubble counter

Visualize your CO2 injection rate in style with this beautiful glass spiral bubble counter from Aquapro that turns a important and functional component of your CO2 system into a work of art and a whole lot of fun. More importantly, it provides instant, visual feedback that shows how any adjustments are affecting your CO2 flow rate.
 
Durable, crystal clear glass
Easily see your CO2 injection rate at a glance
Far more precise than a normal bubble counter
Don't have to time or count bubbles - just see how far apart they are
Makes any changes in CO2 injection rate obvious before it can hurt your animals or plants
Does not require frequent refills - rarely dries up
Mount on glass with included suction cups
Super easy to install
Mesmerizing to look at