CO2 measuring and control instruments - Manufacturers of 0-100% CO2 concentration meters - the only full due diligence unit - specifically designed for CO2 Fire Systems use. The only CO2 meter fast enough to record concentration in spot/open applications.We also make the patented "Ensured" unit. An add on unit to any CO2 system. It monitors and logs concentration levels and ensures, even if the initial CO2 fails, with the "Ensured" unit the hazard can be saved. And - Extremely Important - the Ensured unit proves where the iability lies for insurance claims. We are available for CO2 system inspections and concentration tests on site.Training in proper due diligence inspections and testing available to insurance company personneland major concerns. Engineering consulting in CO2 applications, with a speciality in Specail Hazard Fire Protectio