4 Inch Cylindrical Airstone with Brass Nozzle UV Lamp 👉 Use 20–30m tube per

👉 Use 20–30m tube per HP blower (30–40m per KW)

Three different sizes available so that to fit most situations

switch to Optimum Wheat Germ

✅ Easy to Use – Soak for 1 hour before use

4 Inch Cylindrical Airstone with Brass Nozzle UV Lamp 👉 Use 20–30m tube perThe 4 Inch Cylindrical Airstone with Brass Nozzle is built for efficient aeration in aquaculture ponds, fish tanks, biofloc systems, and home aquariums. Its durable cylindrical design paired with a corrosion resistant brass nozzle ensures steady airflow, long life, and consistent fine bubble production to improve oxygenation and water circulation. Key Features of 4 Inch Cylindrical Airstone Durable Construction High quality stone body with brass