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.

This was the case for [Rob] and his Porsche 944, which had relied on an old-fashioned mechanical air flow meter (AFM ... MAF sensors instead measure the amount of air flowing through with ...

The ST50 Thermal Mass Flow Meter from FCI delivers accurate air flow measurement to optimize their treatment processes and ...