Everyone knows that zoning is a powerful tool for providing comfort. Distribute conditioned air where you need it, when you need it there.

However, from an airflow perspective, there is a complication: “What do you do with the ‘extra’ air?” This single question has confused contractors, produced unsatisfactory installations, and sometimes given zoning a bad name. Joe Ramunni of Arzel® Zoning Technology says, “The answer is to understand the dynamics of airflow and address the cfm issue proactively.”