CAL CO2 Double Counter ER
The CAL Aqua Labs Double Counter ER functions exactly the same as the original Double Counter, but has an external opening for easy refilling.
Easy complete
Combine with
Flexible, white-transparent CO2 hose. Impermeable and pressure resistant. For connecting the CO2 bubble counter and CO2 diffuser to the aquarium's CO2 system. Price per meter diameter: 4/6mm |
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A set of accessories (suction cups, silicone hose, check valve) for the installation of glass products for CO2 addition. Replace the check valve every year. It is recommended to also replace the silicone hose. |
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By placing this CO2 check valve between the CO2 bubble counter and the CO2 system, water from the aquarium is prevented from entering the CO2 pressure regulator or the CO2 solenoid valve. |
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