sera CO2-Tabs plus


or 6 weekly interest free payments of NZD $3.31 with

20 Tabs

10 in stock

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CO2 fertilizer tablets for the CO2 diffusion reactor


sera CO2 Tabs are simply placed into the according slot of the CO2 diffusion reactor. Upon contact with aquarium water, each tablet releases approx. 100 ml (representing 2,500 counting bubbles) of CO2 .


Note: Re-useable diffusion reactor is currently sold in the sera plant care set


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