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Filtration Basics Webinar Series
Physics, Instrumentation and Applications
Justin Koczak joined TSI as an applications engineer in 2019. Justin did his M.S. and Ph.D. studies at the University of Michigan, specializing in particle emissions from GDI engine combustion. He is a member of numerous professional societies, including the American Association for Aerosol Research (AAAR), and the American Chemical Society (ACS).
Since 1990, Tim Johnson has worked with the Automated Filter Tester products at TSI, and is responsible for the product applications using automated filter test equipment and components used in filter testing applications.
Tim's exceptional background includes: serving as a member of the American Filtration and Separation Society (AFS) board of directors; active involvement in the ASHRAE; member of the USTAG for ISO/TC94/SC15 committee, working on an international standard for respirators.