Air-line Non-Return Valve

Air-line Non-Return Valve for Aquarium Air Pump CO₂ 4/6 mmProtect your aquarium equipment with this high-quality Air-line Non-Return Valve. Designed to prevent backflow, it ensures that water does not siphon back into your air pump or CO₂ system, safeguarding against potential damage.Key Features:One-Way Flow: Allows air or CO₂ to flow in one direction, preventing water from backflowing into your equipment.Durable Construction: Made from robust materials to withstand regular use and pressure variations.Compact Design: Small and lightweight, allowing for easy integration into your aquarium setup.Easy Installation: Compatible with standard 4/6 mm aquarium tubing, ensuring a secure fit.Specifications:Compatibility: Fits standard 4 mm inner diameter / 6 mm outer diameter tubingMaterial: Durable plasticLength: Approximately 5.3 cm (2.1 inches)Color: Typically red or clear (may vary)Usage Instructions:Insert the valve inline between your air pump or CO₂ system and the aquarium tubing.Ensure the arrow on the valve points in the direction of airflow—towards the aquarium.Regularly check the valve for blockages or wear and replace if necessary to maintain optimal performance.