Iso 146443pdf -

ISO 14644-3:2019 lists numerous tests, but these five are the heavy hitters for most facility managers:

: Measures the time required to reduce particle concentration by a factor of 10 or 100. iso 146443pdf

: If you need the actual document for compliance, you can find the official ISO 14644-3:2019 PDF at the ANSI Webstore. Key Takeaways from ISO 14644-3: ISO 14644-3:2019 lists numerous tests, but these five