
The SpiroTube Type H Mouthpiece is a disposable mouthpiece designed for use with the Assess PFM spirometer. It features a 21mm inner diameter and 23mm outer diameter for a secure fit. Each case contains 500 mouthpieces for convenient, high-volume testing.
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Sorted by lowest price · Add now, sign in at checkout

The SpiroTube Type H Mouthpiece is a disposable mouthpiece designed for use with the Assess PFM spirometer. It features a 21mm inner diameter and 23mm outer diameter for a secure fit. Each case contains 500 mouthpieces for convenient, high-volume testing.
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