- Protect Your Air Pump : This essential valve is designed to be placed below the water surface, effectively preventing water damage to your air pump and other equipment. - Prevents Backflow : An indispensable accessory for your air pump, it safeguards against water flowing back from your fish tank, ensuring a safe environment for your aquatic life. - Long-Lasting Value : Each package contains 10 durable non-return valves, providing prolonged protection for your oxygen pump and enhancing its lifespan. - Reliable Design : With a unique plunger mechanism, this valve offers a secure, tight shut-off, ensuring no leaks or backflow. Its compact size makes installation and maintenance hassle-free. - Quality Materials : Made from high-quality plastic, this valve is sturdy and ensures stable performance even under varying conditions. Practical Applications : - Fish Tanks : Great for home aquariums, it keeps your air supply consistent and prevents water from disrupting pump function. - Hydroponics : Ideal for hydroponic systems, helping maintain optimal performance of air pumps without worry of overflow. - Aeration Systems : Perfect for any setup needing reliable aeration to prevent backflow into pumps. By choosing our non-return valve, you are ensuring the reliability and longevity of your air pumping equipment.