Disposable breathing tube (pack: 10 pcs) For use with Spiro Scout. 

Economical: No running costs are involved - No costs for calibration equipment - No costs or downtime for maintenance - No costs for filters- ScoutTube is the sole accessory. Hygienic: One of the safest respiratory flow measurement systems available. Environmentally Safe: Lightweight PE, environmentally friendly, disposable and bio-degradable. Simple and "Foolproof": Just insert the ScoutTube, ready for measurement.

• Always accurate.
• No resistance.
• No additional filters required.
• No cleaning required.
• Ensures a tight seal around the lips.
• Suits all ages from children to mature adults, at all levels of fitness.
• Designed for all mouth shapes.