The first choice of many medical professionals for measuring peak respiratory flow

A cost effective way of monitoring asthma and other conditions

Built in one-way valve prevents individuals from inhaling through the device - reducing the risk of cross contamination and saving money on disposable mouthpieces

Constructed from medical grade materials

Can be cleansed easily by agitation in mild detergent, rinsing, and allowing to dry completely

Choose standard range for use on adults, low range for use on children and the elderly

All meters use the approved EU scale

Supplied complete with instructions