VAYINATO 36pcs CO2 Tablets for Plants Carbon Dioxide Slow Release Tablets for Aquascape Aquarium Tool

It is non-toxic and harmless, and there are no suspended objects. You can put it in different places at the bottom of the fish tank or use it with filters. It can improve the water quality, which can provide a good life environment for fish. The Release rate is slow and does not influence the fish much. It will help your aquatic plants to thrive. This tablet will increase CO2 content of fish tank, which will improve photosynthesis efficiency and plants growing. It is important for fish breeding as well, better living condition will offer your fish a great growing.