Aquarium Air Stone Disc Oxygen Bubbles for Air Pump Aquarium Fish Tank Pond Hydroponics Aerator Accessories

🎉Welcome to our store, we will strive to provide you with quality products and services.💖🚚FAST SHIPPING: Orders are packed immediately for shipping!✅Quantity: 2/4Pcs✨Size: Approx. Dia. 4/6/8/10cm✨Suitable for air tube: Perfect match with standard 3/16” tubing.Inner dia. 4mm; Outer dia. 6mm✨Material: Silicon carbide + Plastic✨Color: Grey💯The aquarium bubble stone can be widely applied for hydroponic system, ponds, aquarium, fish tank, air pump, reservoirs and so on.✔️The air stone is sturdy and reliable to use, friendly to increase oxygen solubility and active aquatic life in the aquarium.✔️Makes Lots of Bubbles: Aquarium air stones moderate in size and outputs a large steady stream of tiny bubbles, no leaks, add enough oxygen to your fish, and also make your fish tank more beautiful.✔️Air stones extend the life of your nutrient solution, promote roots growth. This stone is a must have for your aquariums.