Type: 2 heads, 4 heads, 6 heads Size: 2 heads: 40 * 60 mm 4 Heads: 75 * 60 mm 6 Heads: 115 * 60 mm Color: Materifical in silver: Stainless steel packaging Content: 1pcs Oxygen Pump volume Volume Regulation valve & nbsp; 1. Easy to use our stainless steel aquarium air pump accessories are equipped with a flow control valve that precisely adjusts the air flow and is easy to use. & Nbsp; 2. SHUNT gas accessories for oxygen ventilation pumps can be used for shunt gas. The flow can be controlled manually. Adjustment for all aquariums, such as fish tanks, commercial air pumps Lourdes, etc. & nbsp; 3. Multiple choice This stainless steel air control valve is available in several versions (2 tracks / 4 -way / 6 -way) that you can select according to your real needs. & Nbsp; 4. Good quality This aquarium air flow divider is made of high quality stainless steel, smooth, durable and robust surface and long lifespan. & Nbsp; 5. This widely used aquarium air diffuser is used for aquarium and
