🐟【Application】: Air stone disc is suitable for 70cm to 120cm fish tanks. Air tap can be connected to 4mm dia. soft tube.
🐟【Material】: Bubble stone made with high quality material. This air disk uses finely compressed material so the bubble is small.
🐟【Long use time】: Washable, can be washed and and use repeately, if the bubble decrease, just clean the stone.It can be re-used for a long time.
🐟【Function】: Round air stones will increase the level of dissolved oxygen in the water, produce a cylinder of fine bubbles which effectively oxygenate the water for your fish.
🐟【How to use】: Immerse the air stone disc in water for about 15 min. To connect to air hose and set it horizontally. (Need to purchase another air pump, tracheal are used together.)
