Tlily - 100Pcs/Lot Aquarium Non-Return OneWay Check Valve CO2 Air Line Fish Tank Water Pump

General description Efficient and effective protection for your aquarium pump, this one-way check valve is designed to prevent backflow, ensuring the safety of your electrical equipment such as air pumps. Made from high-quality plastic, it is a reliable choice for maintaining optimal performance in your fish tank. Technical specifications Length: approximately 3.5 cm (1.38 inch) Tube Calibre: 0.5 cm Power: 1W Color: blue Material: plastic Measurement allowed error: +/- 1-3 cm Package Contents 100 * Aquarium check valve Other information