Spirometry, PEF – FEV1

This simple Spirometer measure “Peak” and “Flow”, PEF and FEV1, with hospital accuracy. The measurement is done by air pressure, meaning that the device does not have any moving parts.

Additional information


PEF can be measured for many different purposes, commonly occurring as an evaluation of drug treatment in obstructive pulmonary disease. PEF is a measure of the maximum exhaled flow and is measured in liters / minute


Forced exhalation (in liters) in one second.

Search in all documents on the webpage:


Back to Top