Testovent 417 funnel set and volume flow straightener set 0554 4173

For quick and convenient measurement of air flow speed and volume, as well as direction determination at ventilation grilles and diffusers.

- The air flow straightener allows you to accurately register the air flow with the anemometer, even when the air flow is swirling.

- A set of funnels allows you to determine the volume of the air flow.

- With this set of funnels, you will realize that the time-consuming loop method is a thing of the past.

- Suitable for outputs up to 300×300 mm.

- Easy to assemble.

- The Testovent 417 funnel and airflow straightener set is used together with the Testo 417 airflow meter or the Testo 400, Testo 440 and Testo 480 vane probes (Ø 100 mm). The price shown is for the funnel and airflow straightener kit without the airflow meter (can also be purchased with the funnels and airflow straightener as a complete set).

Diameter for conical funnel: 200 mm / 100 mm
Square funnel dimensions: 330×330 mm / ø 100 mm
Measuring range of air flow straightener: 0.1...200 m³/h (recommended 0.1...100 m³/h)
Operating temperature of the air flow straightener: 0...+50°C
Dimensions of the air flow straightener: 370×190×210 mm
Airflow rectifier weight: 554g