![Aquatop Breza Airline Air Check Valve](http://tkaquatics.com/cdn/shop/files/AT01865-2T_{width}x.jpg?v=1713466980)
Aquatop Breza Airline Air Check Valve
Features and Specifications:
Plastic check valves protect air pumps from aquarium water back-siphoning damage during power failures.
To use, cut airline tubing between air pump and first outlet. Attach airline to each end of valve.
Valve measures 2 inches long.