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The Testo 417 - used for measuring airflow and air temperature at the supply or return grills. For more information, click here.
Testo 417 Key Features:
The Testo 416 - used for measuring airflow in the duct. Just enter the duct area measurements directly into the 416 and you're ready to go! For more information, click here.
Testo 416 Key Features:
The Testo 510 - used for measuring manifold pressure, total external static pressure, and pressure drops across the indoor coil or filter. The 510 is also capable of measuring air velocity using a Pitot Tube. For more information, click here.
Testo 510 Key Features:
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