Air Bubble Stone Aquarium Oxygen Aerator Bar 4-40 cm

Increase oxygen levels in your aquarium with this durable air bubble stone. Designed to work with standard tubing and air pumps (tubes and pump not included). Each size creates a steady stream of bubbles to improve water circulation and gas exchange.Key features Ozone aerated stone with strong diffusion Durable hard gold steel sand construction Easy to clean and reusable Creates bubbles in the fish tank when connected to an air pump Sizes 4 inch (10 cm) 6 inch (15 cm) 8 inch (20 cm) 10 inch (25