5 Inch High Output Pond or Aquarium Airstone. High quality sintered airstone that will give a rich micro bubbles of oxygen. Airflow dependent on depth of Pond and output of air pump. 3/16 4mm Fitting for airline. 5 inch in Length with bumpers on each end. Airflow dependent on depth of aquarium and output of air pump. Send a stream of air bubbles thru your aquarium with this high quality aquarium Air stone diffuser. Simply attach to your air pump with standard airline tubing to create a decorative curtain of tiny bubbles that helps agitate and aerate your aquarium water. Great for freshwater, saltwater, reef, marine aquariums and hydroponic use.
Air stone Aeration stones are also called airstones, discs, bubblers or diffusers and come in many shapes, sizes, colors and coarseness levels. Usually made of lime-wood or a porous stone. Its main purpose is to gradually diffuse micro air bubbles through your water with the help of a pond pump and tubing. They do not clog and give a better distribution of air with finer bubbles than other types of aeration systems. Spherical and cylindrical shaped airstones are also available in a range of sizes. Sintered or regular airstones are very durable and extremely easy to clean. They are safe for all types of lakes, ponds, fresh water aquariums, salt water or marine fish tanks.