Aquario - Neo CO2 Refill
How to use
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Put about 300ml of warm water (about 50℃) into the bottle.
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After closing the cap, shake about 100 times until the content is thoroughly mixed.
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24 hours later, it turns into Jelly
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Put in 1 pack of Biorefill.
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Put 200ml of warm water (about 30℃)
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Wait until CO2 is produced.
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When co2 stops, only the water needs to be changed except the jelly.
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Process #4, #5, #6 comes along later on
