The present invention provides a vertical slider window system which integrates fixed panes and one and more sliding panes into an integrated unit that is easier to handle and install in an opening of a vehicle and, further, which seals the sliding pane. The even and odd bits in a data stream are separated into two data paths. The cooling channels include both a plurality of cooling liquid distribution channels and a plurality of cooling liquid return channels alternately arranged within the conduit wall. Several outer channels are also radially disposed about passage and are each positioned between a corresponding pair of inner channels.