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The ADA hand - made Glass Beetle Bubble counter is a marvel to look at. Beautiful in design, this piece of art make counting bubble of your CO2 system a breeze. Coupled with the ADA Ruby Check valve for a serious conversation piece! Not only mechanically sound, but forethought was in the inlet and outlet placement that makes this a gem ti own!
This bubble counter comes complete with an ADA in-line check valve.
Click here to see it in action; Beetle