C entek Laboratories has been doing the LEED IAQ testing since 2009 and is always striving to stay on top of decisions that will affect your LEED program. Due to the continuing growth of the Indoor Air Quality testing for the LEED program (IEq 3.2, V4 & V4.1), the sampling guidelines may change. Refer to USGBC website to cross reference any changes. This is just an overview with many more questions that need to be answered. Feel free to contact me at 315-416-2752 or just leave a comment...Lets get started...Rus Most important – What LEED program is the building register under? · LEED 3.2 _____ · LEED V 4 _____ · LEED V 4.1 _____ If you don’t have this right then you run the risk of not getting points or misquoting prices. LEED 3.2 Criteria · Sampling is one for ...