ZonePak 2-Zone (2 9" dampers, 1 black/Red
Hose 25', 1 black/white Hose 25', 2 cut out
templates, 1 Transformer, 1 Zone control panel
This system zones the plenum, so you will need a tee and then use one of these dampers on each side of the tee. This will create two sections of plenum, one for each zone.