Description 16-9mm Cross Connector The 16mm – 9mm Cross Connector is designed to work perfectly with the most recent 9mm Autopot pipe utilised in the new systems. They are to be inserted in-line at the point where an AQUAValve or AquaPot is positioned. This premium system spare will provide a water tight connection, The external diameter of the fittings is 16mm, the internal diameter is 13mm, so any pipe marked with 13mm diameter will work fine. For the side with 9mm external diameter (7mm internal diameter) you must use the 9mm Autopot pipe. This will ensure no leaks in your grow space.
