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 ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...