Sera Koi Royal Nature Mini tetra This Crystal CO2 indicator is

This Crystal CO2 indicator is essential for monitoring the levels of CO2 in your tank

API® CO2 BOOSTER product adds essential liquid carbon for planted aquariums to fuel the photosynthetic process and turn light energy into new plant growth

With its impressive features

per 5 gallons of aquarium water

Sera Koi Royal Nature Mini tetra This Crystal CO2 indicator isSera Koi Royal Nature Mini Staple food for the optimal development of Koi up to 12 cm (5 in. floating, particularly stable granules ideal for small Koi promotes balanced growth, strong immune system and optimum development easy to digest thanks to a balanced carbohydrate protein ratio suitable for year round, complete feeding Koi Royal Mini is the staple food consisting of carefully processed granules without dyes and preservatives. Valuable