Glass CO2 Drop Checker for Aquarium Planted Tank (Without Solution)
Maintaining the appropriate CO2 level is critical in a planted aquarium. </br> Too much CO2 may harm your fish, whereas too little CO2 decreases plant growth and allows algae to take over. </br> The CO2 indicator makes it easy for you to know the CO2 level inside the aquarium by comparing the color of the reagent.