🌬️ Breathe in confidence, exhale precision!
The Vitalograph SafeTway One-Way Valve Mouthpieces come in a pack of 20, designed for accurate expiratory lung function measurements. Compatible with various spirometers and peak flow meters, these mouthpieces feature a patented one-way valve for hygienic and reliable use in professional settings.
| Units | 1.0 count |
| Brand | Vitalograph |
Trustpilot
4 days ago
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