Disclosed is duct for a scanner for a point of sale terminal. The duct may include a first body portion and a second body portion. The first body portion may have a first edge and a second edge. The second body portion may have a third edge. The second body portion may be connected to the first body portion so as to define a duct cavity. The first edge may define a duct cavity exhaust opening. The second edge and the third edge may define a duct cavity inlet opening.