This is a replacement supply for the PASPORT Spirometer (PS-2152). Includes 10 disposable mouthpieces.
The Spirometer Mouth Pieces (PS-2522) is a replacement part for the:
Note: This is not a medical device. PASCO products are designed for educational use only and should not be used in any apparatus involved with life support, medical testing, or patient diagnosis, or industrial control. It is also not intended for use in graduate research or industry including industrial control or any type of industrial testing.