At Topinst you will find professional air quality meters for daily company use. Here you will find air quality meters that meet industry standards relating to personal safety and that are mainly used to detect and measure levels of methane, hydrogen sulphide, carbon monoxide, oxygen and 50 other gases.

The auto-calibration function allows for easy calibration of the gas detector. Some of them also possess the ability to store values and can later transfer data to a computer.