• Multi-function climate measuring instrument: measure up to 6 measurement parameters at the same time
• Internal reading memory for up to 3,000 readings
• Automatic allocation of the duct cross-section to the measuring location (max. 99 measuring locations)
• Automatic mean value calculation and determination of the volume flow

You can keep a close eye on indoor air quality with the testo 445 climate measuring instrument: the allrounder can measure up to 6 parameters (with the appropriate probe), which can help you make a professional assessment of indoor air quality. The climate measuring instrument therefore supports you in adjusting and checking ventilation and air conditioning systems.