Testo Replacement hood for Use with testo 420 - 0554 4201
Lightweight Testo flow hood for accurate airflow measurement at swirl outlets.
Manufacturer part number: 0554 4201
testo 420 Flow Hood 305 x 1220 mm. The testo 420 flow hood 305 x 1220 mm is lightweight and with flow straightening for more precise measurement at swirl outlets.