PietyPet Aquarium Airline Tubing, Standard Aquarium Air Pump Accessories with Standard 3/16 Black Tubing, Check Valves, Connectors, Air Stone, Suction Cups for aquarium Fish Tank

--- They can be put in salt water or fresh water.
--- These air tubes are made of flexible plastic, they are resistant to wear and kink.
- Suction cups: size: 3 cm Diameter.
- Bubble release air stones: Can produce fine bubbles continuously to diffuse oxygen efficiently in your fish tank.
- Check valves: Put it in the airline tube between air pump and aquarium water to prevent water back into the air pump.
- L-connectors: applied for mending or extending air hose.
- T-connectors: combine 2 inputs together to create 1 output.

Package includes:
7 Feet Black Standard airline tubing
2 x Black air stones
2 x Black Check valves
4 x 3cm Suction cups
2 x Black I - connectors
2 x Black T - connectors

Warm notice:
The hose is soaked in hot water to make it become more soft and convenient to install.