Troubleshooting the air side of an HVAC system can be one of the most frustrating yet rewarding challenges a tech can experience in this industry. Airflow is at the core of forced-air contracting yet is one of the most misunderstood aspects of an HVAC system. This may be because it’s invisible.
To understand airflow, one must have a firm grasp of the rules driving its characteristics and behaviors. Many of the most complicated issues a tech encounters often tie to an airflow problem. Let’s look at five airflow rules that can help anyone in the industry master the airside of the profession.