Fluval CO2 Drop Checker - How to set it up!

Package included: 1x aquarium CO2 checker(no including indicating solution), 1 x small dropper.Made of high quality glass, use to measure CO2 levels

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Fluval CO2 Drop Checker - How to set it up!

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Fluval CO2 Drop Checker - How to set it up!

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Made of high quality glass 3cm diameter, unique round form, very unobtrusive Use to measure CO2 levels at a glance Package included: 1x glass ball

Glass CO2 Drop Checker for Aquarium Planted Tank (Without Solution)

Fluval CO2 Indicator Kit is used to monitor approximate CO2 levels and also helps gauge CO2 levels in aquariums. The kit includes a 0.34 fluid ounces CO2 Indicator Liquid, CO2 Indicator, and a color check sticker to help gauge CO2 levels.

Fluval CO2 Indicator Kit