Intuitive air velocity & IAQ measurement on video

If you’d like to see Testo’s intuitive multi-talent at work, we’ve got something for you. 3 brand new videos of the testo 440 in these applications.

Indoor air quality (IAQ) isn't something the average person stops to think about. Heating, ventilation and air conditioning technicians' efforts often go unnoticed, despite the impact that consistent maintenance has in a commercial building or laboratory setting. But no news is good news in this field, and service engineers are relying on the testo 440 IAQ and air velocity tool to avoid work environment concerns hitting the spotlight. 

Click Here to Watch The Video on Measuring Airflow at Outlets with a testo 440.


The new year has already ushered in a fresh batch of modern innovation for indoor air quality (IAQ) specialists. The testo 440 air velocity and IAQ measuring instrument allows technicians to cut some of the clutter and do more with less by modernising the tools heating, ventilation and air conditioning (HVAC) engineers use daily. Here’s a look at the technology that’s set to revolutionise the industry. 

Click Here to Watch The Video on Traversing Ducts withs a testo 440.

If there's one thing everyone in the working world takes for granted, it's the quality of the air and ventilation system that provides them with clean breathing air every day. Of course, if you're an HVAC technician that means you're doing your job correctly. 

Click Here to Watch The Video on IAQ Measurements Simplified - testo 440.

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