Active Aqua air stones are an ideal way to add oxygen to your hydroponic growing system. The micropore design energizes the growing solution as it aerates and circulates nutrients. Air stones will extend the life of your nutrient solution, help keep roots healthy, and promote exceptional growth.
Choose from three versatile cylinder sizes. Fitting accepts 1/4" air tubing
 
An ideal way to add oxygen to your hydroponic growing system
Micropore design energizes the growing solution as it aerates and circulates nutrients
Air stones extend the life of your nutrient solution, help keep roots healthy, and promote exceptional growth