CO2 Bubble Counters

Replacement GLA OEM CO2 bubble counter. Available in two connection size options: Male 10/32 thread or 1/8 FNPT thread (contact GLA or any inquiry into thread size required for your installation). DISCLAIMER: GLA OEM bubble counters are proprietary to...

Atomic CO2 bubble counter is an effective tool for accurate measurement of the bubble count at a glance. Measure the amount of CO2 entering the aquarium. Precision CO2 Bubble Counter with integrated check valve. Use to count CO2 bubbles entering aquarium...

The XL Atomic CO2 bubble counter is an effective tool for accurate measurement of the bubble count at a glance. Measure the amount of CO2 entering the aquarium. Extra Large precision CO2 Bubble Counter with integrated check valve. Use to count CO2...

Replacement threaded CO2 tubing cap. Universal fit for CO2 products on our website only, including all CO2 regulators, diffusers, bubble counters with black threaded tubing caps.

CAL AQUA's Double Counter functions as both a normal-flow and high-flow bubble counter in one elegant design. Normal-Flow Configuration: For small to medium sized aquariums where CO2 bubble rates are not as high, the normal flow mode can be used to...

The Double Counter ER functions exactly the same as the original Double Counter but has an external port for quick and easy filling. Over time, water level inside bubble counters will evaporate due to the constant stream of dry CO2 passing through. This...