Pure PVC Tubing: The black airline tubing is made of pure PVC material. It is really flexible and scratch-proof. Its thickened design allows for rough handling and repeated use.
Kink-Resistant: The wear-resistant aquarium hose can be freely twisted without kinking. The smooth interior surface effectively prevents sediment accumulation and allows for smooth air flow.
Standard Size Airline Tubing: 6.5 ft. in length and 3/16" in diameter (4 mm in inner diameter & 6 mm in outer diameter). Work great on most common air systems, such as oxygen, CO₂ or other high-pressure systems.
Multipurpose: The aquarium airline tubing is ideal for most basic aeration setup. Great for fish tanks, aquariums, hydroponics, ponds, water gardens, siphon systems, laboratories, etc.
Durable & Reusable: The black PVC tubing for fish tanks is reliable and safe, preventing cracking, high temperatures, corrosion, and leaks for lasting use.