[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 ...

The Kestrel 4200 will automatically calculate cfm, as well as contain mixing ratios that calculate grains per pound of moisture. In addition the 4200 calculates humidity, wet bulb, dewpoint, altitude, ...

When we hear the words “pitot tube,” we tend to think more of airplanes than of air ducts, but [Franci Kopač]’s guide to pitot tubes for makers shows that they can be a remarkably versatile tool for ...

Professional HVAC tools are notoriously expensive, with meters like the Fluke 922 costing between $500 and $800, putting basic airflow testing out of reach for many small workshop owners and home ...

To ensure and verify the efficient airflow in the ducts and the optimum distribution (balance) of airflow in a heating, ventilation, and air conditioning (HVAC) system, a technician would use a ...

SHOREVIEW, Minn., June 17, 2026 (GLOBE NEWSWIRE) -- TSI Incorporated, a global leader in data-driven solutions, is proud to announce expanded capabilities of the VelociCalc™ 9600 Series and Airflow™ ...

After converting its Newton, IL electric power plant to burn Powder River Basin (PRB) coal in 1999, Ameren Energy Generating Company realized it needed to improve the accuracy of airflow measurement ...