HibouAir Duo Extended Gas

Every Duo Extended configuration combines dedicated gas sensing with CO₂, PM1.0, PM2.5, PM10, temperature and humidity. Real-time data and built-in data logger help you collect, revisit and report measurements over time.

HibouAir Duo Extended monitor with gas choices and a historical measurement dashboard
Every configuration includes CO₂ PM1.0, PM2.5, PM10 Temperature Humidity

Choose your configuration

Explore all Duo Extended models.

Select a model to see its application examples, complete specifications and purchase options.

HibouAir Duo Extended CO + O₂ monitor

HibouAir Duo Extended CO + O₂ (SSD002/4B-1)

Bring CO and O2 measurements together with the standard Duo Extended indoor air sensors.

Carbon monoxide (CO)0-100 ppm0.1 ppm resolution
Oxygen (O₂)0-25% vol.0.01% vol. resolution
HibouAir Duo Extended H₂ + O₂ monitor

HibouAir Duo Extended H₂ + O₂ (SSD002/4B-2)

Measure H2 and O2 alongside CO2, particulate matter, temperature and humidity.

Hydrogen (H₂)0-5% vol.0.01% vol. resolution
Oxygen (O₂)0-25% vol.0.01% vol. resolution
HibouAir Duo Extended HCHO monitor

HibouAir Duo Extended HCHO (SSD002/4B-3)

Add formaldehyde measurements to your indoor monitoring project. Record HCHO alongside CO2, three particulate matter fractions, temperature and humidity in a single compact BLE device.

Formaldehyde (HCHO)0-1,000 ppb1 ppb resolution
HibouAir Duo Extended CO monitor

HibouAir Duo Extended CO (SSD002/4B-4)

Measure carbon monoxide and carbon dioxide as distinct channels, together with airborne particles, temperature and humidity. Review the combined realtime and historical data.

Carbon monoxide (CO)0-100 ppm0.1 ppm resolution
HibouAir Duo Extended NO₂ monitor

HibouAir Duo Extended NO₂ (SSD002/4B-5)

Follow nitrogen dioxide trends alongside CO2, PM1.0, PM2.5, PM10, temperature and humidity. One BLE device brings these indoor measurements together for review and reporting.

Nitrogen dioxide (NO₂)0-5 ppm< 0.005 ppm resolution
HibouAir Duo Extended O₃ monitor

HibouAir Duo Extended O₃ (SSD002/4B-6)

Bring ozone measurements into the same view as CO2, airborne particles, temperature and humidity. A compact BLE monitor for understanding the indoor environment over time.

Ozone (O₃)0-5 ppm< 0.01 ppm resolution
HibouAir Duo Extended H₂S monitor

HibouAir Duo Extended H₂S (SSD002/4B-7)

Measure hydrogen sulfide alongside CO2, airborne particles, temperature and humidity. Bring these readings together in one compact BLE monitor with programmable data logging.

Hydrogen sulfide (H₂S)0-100 ppm0.01 ppm resolution

Where it fits

Built for focused indoor studies.

Match the gas configuration to the environment and research question, then use the shared sensor set to retain the context around every observation.

Scientists working around an environmental test chamber in a laboratory
Laboratories & research

Study gases alongside the room environment.

Use ozone, formaldehyde, hydrogen or oxygen configurations for environmental, materials and energy research settings.

Engineers conducting an indoor vehicle emissions research study
Indoor emissions studies

Bring gas and particle trends together.

Review nitrogen dioxide or carbon monoxide observations with particulate matter, CO₂, temperature and humidity.

Building-performance researchers at a ventilation test bench
Facilities & building performance

Document changing indoor conditions.

Choose a dedicated configuration, adjust the logging interval and build a historical record for assessment and reporting.

From measurement to record

Collect locally.
Understand over time.

Duo Extended uses built-in data logger. For computer or Cloud Enterprise deployments, discuss the appropriate USB dongle, BLE gateway and application support with our team.

Discuss your project
  1. 01

    Select the target gas

    Choose from seven single- or dual-gas configurations.

  2. 02

    Set your logging interval

    Program storage intervals in one-minute steps to suit the project.

  3. 03

    Review and report

    Access historical measurements and generate PDF reports for analysis and sharing.

Need help choosing?

Tell us what you need to measure.

Our team can help match your target gas, quantity and standalone, desktop or Cloud Enterprise setup.