EMS ProductsEMS offers over 20 years of experience providing quality, reliable and user friendly Opacity, Optical Density and Dust monitoring solutions.

Along with producing superior products, EMS offers a knowledgeable, courteous staff to assist our customers from initial selection to final installation and certification.

Below is a brief description of the products that EMS has to offer. For more information please visit us at or call us at 800-864-2814.


Learn More About Our Products

EPA Compliant Opacity Monitors
EMS EPA Compliant Opacity Monitors are designed to be optimal choice for a variety of applications.

Non Compliant Opacity Monitors
Our industry leading warranty and support make EMS Opacity Monitors an ideal choice for all of your opacity monitoring needs.

Dust Monitors
Our dust monitors are designed to fit any application and budget.

Audit Neutral Density Filters
EMS manufactures quality, precision neutral density filters for use in all of the most popular Opacity Monitors.

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