Armstrong Monitoring

Hazardous Gas Monitoring Specialists
The leading manufacturer of gas detection and hazardous gas monitoring equipment for over 40 years.

Welcome to Armstrong Monitoring

As a leading manufacturer of gas detection and hazardous gas monitoring equipment, our commitment to ensuring safer environments, healthier air, and reduced environmental impact has helped forge our reputation as a trusted gas monitoring and detection solution provider with global reach.

For over 30 years we have proudly helped our clients adapt to the growing demands of both the gas detection and monitoring industry and the environment

Product Manuals

Looking for a manual for your new gas detection system, or for one of our legacy products? Our Resource Center contains manuals for all of our current products as well as most of our older equipment.
View Product Manuals

EZ Cal Program

Never calibrate another gas sensor again! Our all new EZ Cal Sensor Exchange program takes the work out of your preventative maintenance, and gives you the security of knowing your system is working as it was designed.
Learn About EZ Cal


Wondering what equipment to use in a given application? Our helpful application guides will get you pointed in the right direction, with products recommendations and a detailed explanation of the hazards.
View Applications


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Through our design philosophy of “innovation through application” we have succeeded in bringing an extremely versatile product line of gas detectors and gas monitoring sensors to market. We have worked diligently to ensure that our products not only optimize safety, but also maximize energy savings through reduced ventilation costs.

By combining our years of experience with inherently flexible gas detection products we are able to support one of the broadest arrays of gas detection and hazardous gas monitoring applications in the industry. From gas detection and monitoring in small commercial parking or service garages, to large pharmaceutical and petrochemical facilities, Armstrong Monitoring has the equipment and the expertise to ensure you have the most appropriate solution for your application.

How can Armstrong Monitoring help you?

Contact Us
Armstrong Monitoring
215 Colonnade Road South
Ottawa, Ontario, Canada
K2E 7K3
Toll Free: 
1 800 465 5777
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