Disposable One Way Valve Adult Inspiratory Mouthpieces, box of 100 for prevention from cross contamination.
Low resistance mouthpieces means readings are not affected.
Colour coded Blue (for Inspiratory flow), allows air flow in one direction.
Can be used with In-Check DIAL G16, In-Check M Inhaler Technique Trainers and In-Check Oral COPD Screening Device.
Manufacturer - Clement Clarke