sera CO2-Tabs Plus 20 Tabl. 3.1 oz (90 g) | Each Tablet Releases 100 ml in Aquarium Co2 Reactor | Simple Use with Diffusion Reactor for Wholesome Plant Growth | C02 for Aquarium Plants
Sera CO2 tablets for sera CO2-Start. CO2 is the basic plant nutrient and allows adjusting a lightly acidic pH value, as it is preferred by many plants and fish.