Funnel Set - Testo 417 HVAC&R 2 or 3-point calibration possible

2 or 3-point calibration possible

Accordingly

track the change in CO2 concentration or humidity and temperature values over the course of the day

The Testo 440 air velocity and IAQ measuring instrument and the CO2 probe with Bluetooth including temperature and humidity sensor are all safely stowed away in the case

water and impact

Funnel Set - Testo 417 HVAC&R 2 or 3-point calibration possibleAll prices are exclusive of GST Measuring air flow velocities and correctly calculating the volume flow at ventilation outlets can present a challenge. Use the testovent 417 funnel set (in conjunction with the appropriate measuring equipment) to measure the volume flow at ventilation grilles and plate outlets conveniently and accurately. Using the funnels will save you time, since there is no need to use the time consuming loop method for calculating