Products by Environmental Monitor Service

EMS has taken the approach to design our products with accuracy, reliability and serviceability in mind. Our EPA compliant monitors are built with the highest quality optics available and are matched with an industry leading warranty and support. Our EPA compliant Opacity Monitors are guaranteed to...

EMS has taken the approach to design our products with accuracy, reliability and serviceability in mind. Our Opacity Monitors are designed to fit any application and budget. We offer both single and dual beam measurement options as well as path length measurement from 24 inches up to 50 feet. The...

EMS has taken the approach to design our products with accuracy, reliability and serviceability in mind. Our dust monitors are designed to fit any application and budget. All of our dust monitors use dual beam measurement and are designed for path lengths measuring from 3 to 50 feet. The high...

Environmental Monitor Service, Inc. manufactures quality, precision neutral density filters for use in all of the most popular Opacity Monitors. Used for EPA audits and service, our filters are NIST traceable and fully certified. EMS filters are manufactured with high quality optical substrate...