The Tunze Osmolator Tubing, 3M 5000.39, offers a convenient solution for replacing or extending tubing in all TUNZE Osmolator models. This PVC hose, measuring 7 mm x 3 m (27" x 118.1"), is durable and black in color, ensuring compatibility and blending seamlessly with existing setups. With a length of 3 meters, it provides ample tubing for various applications, making it suitable for both hobbyists and professionals alike. Whether for routine maintenance or customization, this tubing offers reliability and versatility for your aquarium needs.