Federal energy data shows widespread HVAC installation issues, with airflow and duct design often limiting system performance during winter demand. Proper airflow is essential to system performance.

Last month, we looked at building pressure essentials to help you understand how they affect HVAC systems and customer comfort. If you remember, the building acts like a duct system and HVAC system ...

As more technicians measure static pressure, they need to be aware of situations that cause readings to look better than they really are. This leads some techs to assume all is well with a system when ...