Oliver IGD Ltd have been specialists in Gas Detection and Gas Monitoring equipment since 1919. We offer you a wide and versatile product range with detector heads for every possible environment. Our Gas Monitoring products are manufactured in the UK to ensure that the highest quality is achieved. Our Addressable gas detection technology has been utilised extensively for the last 15 years in all industries from Offshore and Onshore Oil and Gas through Industry to Construction, Building Management and Ventilation. IGD also offers a full range of installation, calibration, commissioning and repair services to keep your personnel and plant safe.