A multi-channel valve arrangement for distributing ink from a plurality of ink supplies to a media width inkjet printhead via a plurality of ink tubes each defining an individual ink flow channel, the valve having a body, a plurality of ports defined through the body, each port being configured to receive a respective one of the ink tubes therethrough, a movable pinch element extending across the ports and a pinch drive arrangement for selectively moving the pinch element into and out of pinching contact with the ink tubes so as to respectively block and allow ink flow through the ink tubes.