36PCS/Box CO2 Tablet Carbon Dioxide For Aquarium Plants Fish Tank Diffuser Plant

Feature:
-The product use new formula and technology, 100% Carbon dioxide tablet is free from toxin, pollutions and suspended substance.
-It release carbon dioxide slowly into the water, supply plants right amount of carbon dioxide and do not affect the fish absolutely.
-It will help your aquatic plants to thrive.
-Use Instructions:
1.Every 20L water use 1 tablet.2 times / week.
2.It is recommended to use the CO2 flakes in the filter.
Package:
3 bags (one bag = 12 PCS tablets)
NOTE:
This tablet doesn't release bubble in the water. It will just melt slowly, and release CO2