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Atomic CO2 Bubble Counter XL - with Integrated Check Valve
Atomic

Atomic CO2 Bubble Counter XL - with Integrated Check Valve

$26.99
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...
Cal Aqua Labs

Cal Aqua Labs Double Counter

$28.99
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...
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