Any existing diffusion and distribution disorders become visible at first glance. Our system's demand valve regulates the gas intake, therefore providing economical benefits. FEATURES No volume calibration needed Determination of diffusion capacity (TLCO) and helium-FRC SB meets ERS/ATS standard Continuous display of the exhalation concentration for CO and helium for the precise differentiation of dead space and alveolar plateau Economical measurement gas consumption Optimization of the breathing manoeuvre aided by informative assistance diagrams Fast multigas CO/CH4/C2H2 analyzer Realtime molar mass helium analyzer