Going with the Flow, airflow that is, with the YJACK FLOW™ Wireless Anemometer.

The YJACK FLOW™ Wireless Anemometer by YELLOW JACKET® is the newest member of the YJACK® Series Wireless Probes. The YJACK FLOW™ PN 67069 measures the air speed in ducts and ventilation systems and meets AHRI standards. YJACK FLOW™ takes accurate air flow measurements up to 30 m/s, measuring the entire duct flow to account for turbulence or completes a single line air flow for fast duct to duct flow comparisons.

To learn more, visit: https://yellowjacket.com/product/yjack-flow-anemometer/