Measurement of the air volume flow in the cleanroom

Make sure you get the testo 420 volume flow hood for larger ceiling outlets and at the same time enjoy multiple maintenance benefits on HVAC systems. Because the flow hood with the removable measuring instrument is not only exceptionally light, it also guarantees accurate volume flow calculations at swirl outlets

• Volume flow hood for larger swirl outlets for measuring volume flow, temperature and relative humidity

• Impressively light with a weight of 2.9 kg

• Precise measurement even at swirl outlets thanks to integrated volume flow straightener

• Fast set-up, convenient operation and protocol creation on site using the App

Replacement hood (610 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results.   Inner dimensions 585 x 1195 mm. 

Replacement hood (305 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 280 x 1195 mm. 

Replacement hood (360 x 360 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow straightener for high-precision measurement results. Inner dimensions 335 x 335 mm.