Currently using gas detector tubes?
We now offer hundreds of tubes available online!

A Simple and Effective Solution to your Gas Detection Needs

Colorimetric gas detector tubes safely allow users to test for the presence of hazardous and toxic gases, and chemical vapours. Gastec tubes can be used to measure hundreds of gases – view our complete tube listing here. The Gastec pump system is easy to use, requires little training and can be used in conjunction with digital monitors for an enhanced gas detection solution. Detector tubes allow for accurate results and are a low cost method for routine or spot sampling of gases and vapours.

Advantages of Gas Detector Tubes

  • Quick, reliable on-the-spot measurement of gases and vapours
  • Ability to measure hundreds of gases
  • Cost effective solution
  • No calibration needed
  • Easy to use


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Find the gas detector tube for your industry

Fire & Hazmat Response

Fire & Hazmat Response
Even if the fire's out, dangers are still present. Smoldering fires contains toxic gases which need to be measured before first responders enter the scene.  Gastec provides real time gas detection.

Find the tubes for hazmat identification →


Gastec products can safely measure toxic gas and vapours in the air in underground environments, allowing workers to safely perform maintance duties.

Find the best tubes for working underground →

oil & gas

Oil & Gas
Gastec products can be used on-site to monitor oxygen deficiency and other hazardous gases.

Find the tubes for industrial settings →

industrial hygiene

Industrial Hygiene 

Gastec products can be used in the office and public spaces to help monitor indoor air quality.

Find the tubes used in indoor environments →

Already Using a Gas Detector Tube System?  
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If you're unsure about what tubes you should be using for your application, take a look at our resources below.

Gastec 23rd Edition Tube List

Gastec Pump User Manual

Gastec Product Guide

Gastec White Paper

How to Read A Gas Detector Tube

Polytec Tube System Features

Gastec Pyrotec Pyrolyzer