Clement Clarke International has been a major force in the manufacturing of innovative medical instrumentation worldwide and striving to improve inhaler technique since 1917.
Based in Harlow, Clement Clarke International became part of the Haag-Streit group in 1989. Clement Clarke International has been involved in peak flow measurement ever since its beginning in 1956. The widely acclaimed "Mini-Wright" Peak Flow Meter was first launched in 1976 and became the original portable Peak Flow Meter. It is now supported by hundreds of published papers.