Measure without bothersome cables: With this set, you can perform all relevant measurements in ventilation ducts and at air/ceiling outlets. You receive the testo 440 dP air velocity and IAQ measuring instrument including a differential pressure sensor, two vane probe heads (Ø 100 mm and Ø 16 mm), and a humidity/temperature probe head – all three attachable to the included universal Bluetooth® handle. For more convenient measurements, both vane probe heads can be combined with the telescopic handle included in the set. The equipment can be transported comfortably and securely in the robust case.
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