Description
Large Air Stones: Increase oxygen and reduce carbon dioxide levels. Durable and washable. Sturdy and non-toxic materials are safe for your fish Size: 2″ x 4″ / 50 x 100mm(Diameter*H). Fits for 3/16″ inner diameter tube Jetting Volume: 5 L / min, recommended air pump power: 4 W -8 W
