Our products for Air quality and flow

Choose the right product for your application:


Increased CO2 values or VOC loads are doubly important: in view of your energy costs as well as concerning your well-being. With AERASGARD® air quality sensors and RHEASGARD® flow sensors, you can monitor and regulate room air quality. And with our RHEASREG® flow monitors and controllers, you are firmly in control of flows and flow rates in air, gases, or liquid-carrying lines.


  • Significant energy saving potential
  • Enhanced comfort and well-being
  • Available in many variants
  • Multifunctional device with multi-chamber pipe for up to 4 measurands

Application ranges

Room air and air conditioning technology, flow monitoring for ventilators, dampers, heating registers and humidifiers, energy management, Residential, working and conference rooms, cinemas and sales rooms, institutes and laboratories