Made of mineral material, it effectively create water currents and dazzling underwater scenes.
Creates bubbles in fish tank while attached to an air pump(Not Included). An ideal tool to add oxygen to your hydroponic growing system.
Clean the surface of the product before use, and then soak it in water for 1 to 2 days will get better effect.
Description
Description: produce bubbles making it efficient to the growing system. Add oxygen to keep water roots healthy, put fishes live at ease. Suitable for tanks, ponds, aquarium and hydroponic use. Please Soak in water for 15 minutes before use.