Noseclip, plastic, foam-padded noseclips help increase the accuracy of spirometry results by eliminating the escape of air through the nostrils during testing
Go Direct* Sensor Clamp, securely fastens to a wand-style Go Direct sensor, and the included lanyard works as a strap to prevent accidental drops during investigations in the field
Mouthpiece, Disposable, For a more sterile environment, use the cardboard mouthpieces to help eliminate the spreading of contagious material between students
Projectile Stop, has one job-to keep the projectiles from the Vernier Projectile Launcher from rolling out of sight, it is placed in the launch line, beyond the landing site, and the projectile will be caught