Study small and large animal respiration with Qubit Systems. Measure CO2 and O2 exchange in both flow-through and closed flow systems. Ready to use Q-Box Respiration Packages provide fully assembled 1 channel system with software and experimental files. Add our Gas Switching System to the Q-Box Package and monitor respiration in up to 8 channels. Customized systems are also available for use with your own data acquisition and software. Human mixed expired air respiration measurements or breath-by-breath analysis provide data of unparalleled accuracy and are easy to obtain.