testo 440 complete kit for measuring volume flow and indoor air quality
testo 440 complete kit for measuring volume flow and indoor air quality

Multitool for
ventilation professionals.

Made for your job –
the testo 440 complete kits

Do you want to adjust air conditioning and ventilation systems, check flow in

ducts and at outlets, monitor air quality or measure comfort?

Discover the versatile testo 440 in practical complete kits now and benefit

from the best price/performance ratio with 10% off selected kits.

Available at your specialist dealer.

Promotion period: 01.05.22 to 31.08.22. While stocks last.

What do you measure?

Volume flow Indoor air quality
in ducts and at vents in ducts humidity measurement in storage and work rooms CO2 measurement indoors
testo 440 flow ComboKit testo 440 hot wire kit testo 440 humidity kit testo 440 CO2 kit
testo 440 flow ComboKit testo hot wire kit testo 440 humidity kit testo 440 CO2 kit

Kits for measuring indoor air quality

Volume flow Indoor air quality
in ducts and at vents in ducts humidity measurement in storage and work rooms CO2 measurement indoors
testo 440 flow ComboKit testo 440 hot wire kit testo 440 humidity kit testo 440 CO2 kit
testo 440 flow ComboKit testo hot wire kit testo 440 humidity kit testo 440 CO2 kit

Kits for measuring volume flow

Special Offer on: The exceptionally lightweight testo 420 volume flow hood

Light, precise and convenient: the testo 420 volume flow hood significantly facilitates volume flow measurement at larger air intakes and vents. At only 2.9 kg, it is the lightest volume flow hood on the market. And with the integrated flow straightener, the measuring instrument for volume flow measurement sets new measurement precision standards at swirl outlets. This allows users to fulfil hygienic Indoor Air Quality and volume flow guidelines and stipulations in ventilation and air conditioning systems quickly and precisely, e.g. in industry, office rooms or in cleanrooms.

What the testo 420 volume flow hood has to offer you

  • Ergonomic
    Exceptionally lightweight, weighing less than 2.9 kg (standard flow hood 610 x 610 mm)
  • High-precision
    Flow straightener significantly reduces common measurement errors at swirl outlets
  • Efficient
    Fast set-up, easy handling and convenient operation via the testo Smart App
  • Compatible
    Measurement, documentation and sending of reports in conjunction with the testo 400