1
Place the box on its back so that the pre-cut circle is facing upward.
2
Press the pre-cut circle, lift up the perforated flap and take out the tap.
3
Put the tap into cut-out, refit it and close the flap.
4
To pour press both wings with your fingers.
For easy identification of the Bag-in-Box® on shelves, Vitop suggests printing the picture of its tap on the pre-cut circular cardboard flap.