International Gas Detectors

For over a century, International Gas Detectors (IGD) has been at the forefront of gas detection technology – proudly recognised as the world's oldest gas detection company. From consultancy and system design through to installation, servicing and calibration, IGD delivers complete, addressable gas detection solutions covering more than 700 gases and vapours, protecting people and processes across laboratories, car parks, breweries, petrochemical sites, hydrogen applications and beyond. Our philosophy is simple: getting gas detection isn't a choice – who you get it from is. It's why customers trust IGD's Sentinel+ platform and portable detection ranges to keep their sites Safer, Everywhere, backed by our own Online Academy and a service team dedicated to delivering total peace of mind. IGD is proud to be part of the Safe Monitoring Group, one of 17 specialist companies worldwide united by SMG's belief in Global Safety, Local Expertise. Being part of a global group means our customers benefit from over a century of hands-on heritage, backed by the scale, resource and shared knowledge of an international safety network.