Ensure a check valve is used whenever an air pump is positioned at or below the waterline of the aquarium.
Features & Benefits:
- Easy and convenient to install
- High quality!
- Essential safety device
Specifications: Available in 2 sizes
- 10121 – Air Line Check Valve Carded 1pk
- 10122 – Air Line Check Valve Carded 2pk
Suitable For: Coldwater, Tropical & Marine