A method for executing a video conference is provided that includes receiving one or more audio streams associated with a video conference from one or more end points and determining an active speaker associated with one of the end points. A builder desiring an sound control upgrade forwards project information, such as building plans and the desired performance level, to a design department. Exhaust airflow may also be the result of a combustion system. The male track and the female track may be formed by an injection molding.