Understand the air you breathe.

At TELLUS, we're more than just an air quality monitoring company – we're a Utah-born initiative, founded by University of Utah students who intimately understand the challenges of harsh winters. When the chill sets in and the air quality becomes a concern, trust the TELLUS AirU+ Air Quality Monitor to be your vigilant companion. Stay informed, breathe easy, and safeguard your family's well-being in the face of the winter air challenges.

Protect your family

Make informed decisions

Track Toxic Particles

AirU+

An approachable air quality monitor for anyone. Just plug it in, connect to Wi-Fi, and you're monitoring your air quality!

AirU Pro

Precision engineered for professional-grade air quality monitoring.

About us

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Frequently Asked Questions

Why choose the AirU+?

The AirU+ is a highly capable air monitoring solution, especially if your primary focus is on monitoring PM2.5, and you have access to Wi-Fi and a power source.

The AirU+ stands out from other air quality monitors for several reasons:

  • Comprehensive Monitoring: The AirU+ provides real-time monitoring of multiple indoor air pollutants, including particulate matter (PM2.5), volatile organic compounds (VOCs), carbon dioxide (CO2), temperature, and humidity. This comprehensive approach allows users to gain a more complete understanding of their indoor air quality.
  • Accuracy and Precision: The AirU+ is equipped with high-quality sensors that deliver accurate and precise measurements of air pollutants. This reliability ensures that users can trust the data provided by the monitor to make informed decisions about their indoor environment.
  • User-Friendly Design: The AirU+ features a user-friendly design with an intuitive interface that makes it easy to set up and use. Its compact size and wireless connectivity allow for flexible placement within any indoor space.
  • Customizable Alerts: The AirU+ can be customized to send alerts when air quality levels exceed predefined thresholds. This feature helps users stay informed and take timely action to improve their indoor air quality.
  • Integration with AirView™ Dashboard: The AirU+ seamlessly integrates with the AirView dashboard, providing users with a centralized platform to monitor and manage their air quality data. This cloud-based solution allows for remote access to real-time and historical data, as well as advanced analytics and reporting capabilities.

Overall, the AirU+ offers a combination of accuracy, versatility, and convenience that sets it apart as a superior choice for indoor air quality monitoring.

How does a crowdsourced, air-quality sensor network work?

Communities can enhance their understanding of air quality by deploying spatially dense sensor networks, where community members host sensor nodes, provide power, and connectivity (often WiFi). These nodes transmit measurements to a cloud database for quality assurance and visualization on maps. With enough sensors, integrated measurements offer valuable insights despite some data imperfections. While each node may monitor multiple pollutants, particle pollution is a common indicator, offering reliable estimates of air quality with proper quality control. Costs for sensor nodes vary depending on the pollutants measured, ranging from hundreds to a few thousand dollars.

How do we calibrate our data?

We conduct multi-variable regional calibrations for all PM sensors by utilizing ground-truth data obtained from local Federal Equivalent Method (FEM) or Federal Reference Method (FRM) sources. FEMs/FRMs are top-tier monitoring instruments, often maintained by the EPA, known for producing dependable hourly PM concentration measurements. Our process involves collecting data from these esteemed sources and comparing it to readings from nearby low-cost monitors to ensure precise, current calibrations directly traceable to these reliable benchmarks. These calibrations are regularly reviewed and updated to reflect the latest environmental conditions of the region.

Will the device withstand the elements?

The AirU monitors have a robust outdoor legacy, initially designed for outdoor applications. With over five years of deployment across various U.S. regions, they've demonstrated remarkable resilience. Thriving in extreme conditions, from the intense heat of Las Vegas to the freezing cold of Alaska, they've proven their adaptability and engineering excellence.

Despite Alaska's extreme cold posing unique challenges, the monitors have remained reliable and effective elsewhere, reaffirming their ability to deliver precise air quality data without issue.

What is AirView™?

AirView is our innovative platform that provides real-time air quality data at your fingertips. With easy-to-understand visualizations, you can monitor PM2.5 levels from our network of sensors, including AirU’s and PurpleAir sensors, directly on your dashboard. Stay informed about air quality in your area and make healthier choices with AirView.

Is there a demo I can try?

Absolutely! We encourage you to reach out to us for a demo. Our team is here to provide you with a firsthand experience of our products and answer any questions you may have. Don’t hesitate to get in touch, and we’ll be delighted to arrange a demo tailored to your needs and interests.

support@tellusensors.com