HVAC airflow problems can make or break a duct system design. After all, the cornerstone of the heating and cooling industry is comfort. Without proper HVAC airflow, comfort goes out the window — pun ...

Measuring air flow in an HVAC duct can be a tricky business. Paddle wheel and turbine flow meters introduce not only resistance but maintenance issue due to accumulated dust and debris. Being able to ...

[Nubmian] wrote in to share his experiments with measuring airflow in an HVAC system. His first video deals with using with ultrasonic sensors. He found an interesting white paper that described ...