4″ Canister Type High Output Sintered Airstone for Aquariums. High quality airstone that will give a rich micro bubbles of oxygen. Airflow dependent on depth of Pond and output of air pump. Dual Nipple Fitting for all standard airlines.
Aquarium Canister Type Airstone Aeration stones are called air stones, 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.
Always rinse this or any aquarium decoration product with water prior to putting into your aquarium or fish tank.