Top Grower Cylindrical Air Stone 10 x 5 cm (2 Pack)

Air stones add oxygen to any tank or reservoir, these stones can be used in reservoirs up to 27 gallons. 

For use with 3/16" or 5mm inside diameter tubing.

• Aerates and adds oxygen to the water
• Circulates nutrients in the water
• Helps to maintain an even water temperature

Perfect for deep water culture DWC systems, nutrient film technique, and flood and drain table hydroponic setups.