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ESC manufactures source testing equipment that is designed to fulfill the technical and operational requirements specified by the U.S. EPA in the Stationary Source Testing Methods. We specialize in the design and manufacture of unique equipment and custom systems to fulfill special applications.

Our systems are in use around the world and are relied upon by the largest and most successful source testing companies. ESC designs its systems for reliability, ease of use, and long operational life. We continually evaluate the performance and efficacy of each system and are dedicated to engineering modifications and new designs that provide more efficient solutions to our valued customers.