Aquatop 38201873: Airstone Aria Sand 1In 2Pk

The Aquatop Breza Sand Airstones Are Uniquely Shaped And Boast An Incredibly Porous Surface, Which Allows For Consistent Even Air Distribution. This Even Air Flow Creates A Beautifully Consistent Column Of Bubbles. Aquatop Breza Sand Airstones Provide The Oxygen Your Aquarium Fish And Plants Need For A Healthy Life. Made From Pressed Sand, The Breza Airstones Allow For Uniquely Even Air Distribution In The Tank, With A Notched Shape To Increase Bubble-Producing Surface Area For Maximum Aeration.