When thoroughly rotated/engaged, airflow is blocked fully; when disengaged/open, air can stream unimpeded all through the program. If a zone damper is mounted during the ductwork, it will open up or near based upon the temperature in that zone. Such as, Should the temperature in one area of your making https://riverbqfsg.smblogsites.com/36581634/air-control-dampers-for-hot-climates-secrets