Air Quality Monitors and CO2 Sensors

Engineered, assembled and tested in Québec, Canada.Shipped from Canada to customers across Canada, the United States, and worldwide.

Choose a VisiblAir monitor for quick CO2 checks, continuous indoor measurements, building-scale deployments, or outdoor air quality tracking.

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1. Where will you measure? Indoors Outdoors, exposed to weather

2. How will you use it? Move it around for quick checks Monitor one room continuously Equip several rooms or a building

3. What matters most? Simple CO2 readings CO2, particles, and VOC trends Wired power/network or remote access

Planning for a school or classroom? Planning for an office or commercial building? Request a multi-unit quote Documentation and setup Product support

Current VisiblAir models

Prices are in Canadian dollars. Open any model to review its sensors, connectivity, options, and ordering information.

Available

Model C

Smart CO2 sensor

Connected CO2, temperature, and humidity monitoring with Wi-Fi, a readable display, local storage, and cloud portal access.

Best for: Connected CO2 rooms
Measures: CO2, temperature, humidity
Power / connection: USB-C battery · Wi-Fi
Cloud: Yes; local storage too

Starting at $209 CAD

View Model C

Available

Model D

Battery-powered CO2 monitor

Portable CO2, temperature, and humidity spot checks with an integrated battery and local CSV data logging—no Wi-Fi required.

Best for: Portable checks
Measures: CO2, temperature, humidity
Power / connection: USB-C battery · local USB
Cloud: No; CSV log

$199 CAD

View Model D

Available

Model E-Lite

Connected indoor air quality monitor

Track CO2, PM2.5, VOC, temperature, humidity, and pressure with Wi-Fi connectivity and cloud history.

Best for: Indoor air trends
Measures: CO2, PM, VOC, temp., humidity, pressure
Power / connection: USB-C · Wi-Fi
Cloud: Yes

Starting at $285 CAD

View Model E-Lite

Available

Model O

PoE-ready multi-sensor monitor

Building-ready monitoring for CO2, particulate matter, VOC, NOx, temperature, humidity, and pressure with Ethernet and Wi-Fi.

Best for: Rooms and buildings
Measures: CO2, PM, VOC, NOx, temp., humidity, pressure
Power / connection: USB-C or PoE · Wi-Fi/Ethernet
Cloud: Yes

Starting at $289 CAD

View Model O

Available

Model X2

Outdoor air quality sensor

Weather-exposed monitoring for particulate matter, VOC, temperature, humidity, and optional CO2 with remote cloud access.

Best for: Outdoor deployments
Measures: PM, VOC, temp., humidity; optional CO2
Power / connection: USB-C · Wi-Fi or LTE
Cloud: Yes

Starting at $249 CAD

View Model X2

Looking for Model F? Model F is end of life while its replacement is redesigned. For portable battery-powered CO2 checks, see Model D.

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Compare sensor measurements, power, connectivity, data storage, cloud access, prices, and availability side by side.

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