Beauty Air Stone 5/8 X 7/8 Card/12 SKU: AS101 Category: Aquarium Accessories Related products Foam Insert Aquaclear 150 / 30 Foam Base 12×18 (use for 18″ wide Tanks) (PKT 10) Ammorid Insert Aquaclear 500 / 110 Ammorid Insert Aquaclear Mini / 20 (SOLD OUT)