Methodologies
Centek Laboratories, LLC follows standardized testing methodologies, as outlined here. Please note that some links below go to other websites which Centek Laboratories does not control and is not responsible for their content.
EPA Websites
USGBC LEED
- LEED BD+C: New Constructionv4 – LEED v4 Indoor air quality assessment
- LEED BD+C: New Constructionv4 – LEED 4.1 Indoor air quality assessment


