To ensure that the testo 420's measurement results are correct, this capture hood should be used with a minimum 13" x 13" outlet size.
12" x 48" Air Flow Capture Hood for testo 420
0554-4201 12" x 48" Air Flow Capture Hood for testo 420




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To ensure that the testo 420's measurement results are correct, this capture hood should be used with a minimum 13" x 13" outlet size.
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