Venturi air pipe with a 9mm internal diameter. This fits onto water jets with an air inlet system (Venturi) the pipe will then connect your jets to an air manifold, allowing you to inject air into your water flow.
This pipe is smooth so can be used with ribbed or smooth barb connections. It will NOT seal well on socket connections! For socket connections use semi rigid pipe.

Sold per meter, and will be sent as a continious length.

Can be sold in continuous lengths up to 15 meters