Fume Extraction Facts on Filters

What role do filters play in fume extraction?

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Filters remove the contaminants from the airstream so that clean exhaust air can be recirculated back into the workplace without the need to vent to the outdoors, hence the term “ventless.” There is a minimum of three stages of filtration for laser-specific applications: pre-filters, HEPA filters, and gas filters. 

-Chau Vo, PAT Technology Systems

Learn more about filters and fume extraction in the June ’19 issue of A&E

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Chau Vo

Chau Thien Vo is an inventor, industrial designer, and is the Vice President of Engineering and Product Marketing for PAT Technology Systems. Chau brings 19 years of extensive experience in designing air purification and fume extraction systems, having worked in both North America and Europe. He blends design, engineering, product marketing, and creative thinking strategies in leading PAT's technical team to consistently output innovations that clean air.

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