These Kockney Koi 12mm - 8mm Airline Reducer Adaptor connectors are ideal used to join 12mm & 8mm airline, and ensure you can adapt your pipework to get the specific set up that you require.

There are a range of different connectors to ensure you can get this set up as you want, a T Piece, Straight Connector, 90 Bend and a reducer adapters ect.