High-quality, disposable cardboard mouthpieces designed for use with Fukuda and Schiller spirometers. Each mouthpiece measures 23.5 x 26 x 75 mm (with an internal diameter no greater than 23.5 mm and a wall thickness of at least 1.25 mm), ensuring a secure and hygienic seal during pulmonary function testing. Packaged in a convenient 100-piece carton for efficient use in clinical settings. Maintain optimal hygiene and accuracy in your spirometry procedures with these reliable, single-use mouthpieces.





