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Make human respiratory measurements at rest and during moderate activity.
Significantly reduces how often you will need to sterilize your spirometer's flow head.
Specially designed to meet the needs of today's physiology teachers.
Helps eliminate the spreading of contagious material between students.
For use with Spirometer (S16251ND).
Used with the Gas Pressure Sensor to measure human respiration rates.
Accurately measures lung volume
For use with Vernier Spirometer.