<p><span style="font-family: Arial;">5.8.1 Pressione positiva</span></p><p><span style="font-family: Arial;">L'elemento di prova pertinente viene posizionato orizzontalmente, chiudendo le estremità del campione in modo che non passi aria attraverso alcun mezzo appropriato al materiale del condotto in cui viene eseguita la prova. Successivamente, un'estremità viene collegata a una fonte di pressione positiva.</span></span></p><p><span style="font-family: Arial;">Il campione viene sottoposto alla procedura di prova indicata nella Tabella 4, con una pressione di prova ps, pr+.</span></p><p><span style="font-family: Arial;"><br></span></p><img src="data:image/png;base64,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
