All in A Package: No Worry about Mismatching - Complete standard set of 25 feet airline tubing, suction cups, check valves and connectors for most air pump brands.
25 ft. Airline Tubing: Desired length for most fish tank. The standard 3/16 inch ID black PVC airline tubing is flexible, glossy and kink-resistant.
8 Suction Cups: Soft black plastic holders fit standard 3/16" ID hose and can stick tightly to the smooth fish tank. Each sucker comes with a clip for adjusting tubing.
8 Connectors: Include 2 straight, L-shape, Y-shape and T-shape connectors respectively, allowing you to connect two or more 3/16" ID hoses to create 1 or more outlets.
2 Check Valves: The 2 standard red check valves can effectively prevent water from back siphoning during a power outage.
