Non-Return Valve, Aluminum Alloy, 4mm Tubing, CO2 System, Aquarium

This check valve protects your aquarium CO2 system from backflow. Made from CNC-machined aluminum alloy, it offers durable corrosion resistance. The locking design secures the 4mm tubing against leaks. Installation is simple thanks to the flow indicator. An essential accessory for maintaining a stable environment in your tank. Weight: 17g Color: Gray Material: Aluminum Alloy Length: 3.7cm Outer Diameter: 1.5cm Inner Tubing Diameter: 4mm

Technical Specifications: This valve weighs 17g and is 3.7cm long. It is made of anodized aluminum alloy to prevent rust in the humid aquarium environment. Compatibility and Accessories: This model fits standard CO2 tubing with a 4mm inner diameter and a 6mm outer diameter for a leak-proof connection. Installation and Use: Connect the tubing according to the arrow indicating the gas flow direction.

The single-way mechanism effectively prevents water from flowing back to the regulator. Other information: The sandblasted surface and CNC machining ensure a robust finish. The package contains one check valve for your diffusion line. Precautions for use: Dimensions may vary by 1 to 2 cm due to manual measurement. The actual color may differ slightly from the image depending on your screen.