We accept NHS purchase orders
Vitalograph Peak Flow Meter
If you are looking to place an order of significant quantity for this item, we may be able to help you with a bespoke quote.
Please complete all the details required below.
The simple, accurate way to monitor asthma
100% is the asthmatic's best. The yellow zone will typically be set to start at 80% of the asthmatic's best while the red zone will typically start at 60%. Variability of PEFR of greater than 20% should alert the asthmatic to a possible asthma attack.