Sport Asthma

SMTEC offer a portable device for EVH testing. The EucapSys is a resolutely innovative device for the custom production and delivery of hypercapnic air mixtures. Douglas bags and cylinders containing specific mixtures are no longer needed. EucapSys helps cut gas costs by 90%.


Using a standard air cylinder and CO2 cylinder, EucapSys produces the hypercapnic mixture you need. An innovative patented technology helps to produce a hypercapnic air mixture gradually and according to your needs, for up to 200 L.min-1.

CO2 Content

Can vary from 0 to 6% depending on needs, and can be adjusted during use.


The SMTEC EucapSys reduces gas-related costs by 90%. Gas supply is thus facilitated and guaranteed. EucapSys is especially well-suited for eucapnic voluntary hyperventilation (EVH) testing. The device comes complete with everything you need: An integrated spirometer with recorder and counter ensures that tests run smoothly every time.
EucapSys makes eucapnic voluntary hyperventilation testing routine, easy to implement and inexpensive.