The store will not work correctly when cookies are disabled.
We use cookies to give you the best experience possible. By continuing to use the site, you indicate that you accept cookies. See our cookies policy here.
suitable for KS3+. The original portable Peak Flow Meter and the standard used by the majority of healthcare professionals. Individually calibrated to ensure high levels of Inter and Intra device accuracy. Integral one-way valve to reduce the risk of cross infection. Medical-grade construction. EU (EN 13826) Scale, 60-800.