Description:
If you only have a pump， but there are several small fish tank needs encouragement， how do? Select the 3 Way T Connector Tubing Aquariums Air Valves

Features:
1. Easy to connect hose.
2.Three-way plastic valve can be used as an in-line valve to control air flow from pump.
3.Fits standard air line tubing aquarium and CO2 tubing with inner diameter about 4 mm.
4.Help to increase oxygen and keep air fresh， create healthy environment for your fish.
5. Diameter:4mm

Package included:
1x 3 Way T Connector Tubing Aquariums Air Valves