Adult Peak Expiratory Flow Control Device 60-800 l/min. Regular use of the Peak Flow Meter can help you monitor your asthma by detecting airway narrowing even before you feel any symptoms.

Suitable for adults and children up to 5 years old.

• Measure daily changes in your breathing.
• Track your asthma control over time.
• Show how well your treatment is working.
• Recognize signs of a flare-up before symptoms appear.
• Know what steps to take when you have signs of an asthma flare-up.
• Decide when to call your doctor or when to seek emergency care.