Leaders In Gas Monitors & Gas Detectors

Finding the right gas detectors, calibration gas or respirator has never been easier. We understand workplace safety and are here to help you get the right gas detection equipment to get the job done right the first time.

Certified Air Safety carries top name gas detectors from brands such as Gastech, BW Technologies, Survivair, Calgaz calibration gas, RKI Instruments, Nextteq - Gastec and more. Located in the Portland, Oregon, our Service Center is the only authorized warranty service center in the Northwestern United States for Biosystems and Thermo Scientific/Gastech.

With nearly three decades of gas detection and workplace safety experience behind us, we have had the privilege of being the gas detection provider for a large array of clients. We service government, industrial, environmental and construction industries with only the right gas detectors and workplace safety equipment.