Air quality monitors built for real-world insight

Smart Air is an official UK reseller of AirGradient air quality monitors, making it easier for homes, schools, universities, businesses, councils and research organisations to access professional air quality monitoring.

AirGradient monitors provide real-time measurements of pollutants and environmental conditions including PM2.5, CO₂, TVOCs, NOx, temperature and humidity. With open-source hardware and flexible data access, AirGradient makes it easier to understand indoor and outdoor air quality and make informed decisions about ventilation and the indoor environment.

Whether you need a single indoor air quality monitor or a larger monitoring network across a school, university, workplace or research project, we can help you choose the right AirGradient solution.

AirGradient ONE Indoor Air Quality Monitor

The AirGradient ONE is a professional indoor air quality monitor designed for homes, classrooms, offices, universities, research environments and other occupied spaces where reliable air quality data matters.

It measures PM1, PM2.5, PM10, CO₂, TVOCs, NOx, temperature and humidity, providing a detailed picture of indoor environmental conditions. The built-in display and LED bar provide information at a glance, while AirGradient's dashboard provides access to air quality data and monitoring tools.

The AirGradient ONE is also fully open-source, giving organisations greater flexibility over how they access, use and integrate their air quality data.

Ideal for: Schools and classrooms Universities and research projects Offices and workplaces Homes Indoor air quality assessments Multi-room monitoring projects

AirGradient Open Air Outdoor Air Quality Monitor

The AirGradient Open Air is a weatherproof outdoor air quality monitor designed for monitoring air pollution in outdoor environments.

It measures PM1, PM2.5, PM10, CO₂, TVOCs, NOx, temperature and humidity and can be mounted on walls or poles. Its open-source design allows organisations to connect their data to their own platforms or use AirGradient's data services.

The Open Air is particularly suited to universities, councils, research projects, community monitoring networks and organisations that need localised outdoor air quality data.

Ideal for: Outdoor air quality monitoring Universities and research projects Councils and local authorities Community air quality projects Environmental monitoring Outdoor pollution research

Configure your monitoring setup

• Connectivity
  WiFi · Cellular (IoT) · Solar*
• Monitoring
  • PM1 · PM2.5 · PM10 · CO₂ · TVOCs · NOx · Temperature · Humidity 
  • Optional NO₂ · Optional O₃

*Solar available for Open Air.

Why choose AirGradient?

• Open-source air quality monitoring
  AirGradient monitors use open-source hardware and software, giving organisations flexibility over how monitoring data is accessed, stored and integrated.
• Multi-pollutant monitoring
  Measure PM2.5, CO₂, TVOCs, NOx, temperature and humidity with a single monitor.
• Designed for research and education
  AirGradient monitors are used in research, education and community monitoring projects, making them suitable for organisations deploying monitoring across multiple locations.
• Flexible data access
  Air quality data can be viewed through AirGradient's platform or integrated with other systems, depending on your requirements.
• Built for scalable monitoring
  Deploy a single monitor or multiple units across classrooms, offices, buildings or outdoor locations.

Why buy AirGradient from Smart Air?

• UK support
  Local customer service and warranty support.
• Simple purchasing
  We handle import, customs and delivery.
• Bulk supply
  We can support larger deployments and institutional orders.
• Expert advice
  We'll help you select the right monitor and configuration.

Air quality monitoring for schools, universities and organisations

AirGradient monitors are suitable for organisations that need to understand air quality across multiple rooms, buildings or outdoor locations.

Schools and universities can use indoor air quality monitors to understand conditions in classrooms, lecture rooms, offices and other occupied spaces. Councils, researchers and community organisations can also use outdoor monitors to build a more detailed picture of local air pollution.

For larger deployments, Smart Air can supply multiple AirGradient monitors and help organisations choose the right combination of indoor and outdoor monitoring equipment.

Need multiple monitors? Contact our team to discuss your requirements or request a bulk quotation.

Buy a single monitor
For homes, small spaces and individual monitoring projects.

Buy for your organisation
For schools, universities, councils, businesses and research projects.

Trusted by researchers, educators and communities worldwide

AirGradient monitors are used by researchers, educators, organisations and community projects around the world, supported by a global open-source community.

Need help choosing the right AirGradient monitor?

Whether you are buying one monitor or planning a larger rollout, our team can help you find the right setup for your space.