Can anyone assist with the 4-PCH IAQ testing exclusion? We are having difficulty verifying that all flooring products do not contain SBR.

The first paragragh in your "birds eye view" states that "As of November 2010, a USGBC addendum removed a requirement for return air circulation to also have MERV 13 filtration." Below is the Novem

Hi all - I hope I am posting this in the right place. Sorry I am pretty new to this site but my experience here has been awesome so far.

As a member who spent a great deal of time reading drafts and commenting on most versions of LEED v4 - my experience verifies the Openshaw claim that most comments were not truly addressed by chang

I received a document by NAVFAC, which includes a statement that DOD and USGBC have agreed that BEQs are to be considered commercial facilities for transient populations under ASHRAE Std 90.1.

Hello Everyone. Our client is going to build an addition to an existing building. This building is factory which runs a production line.

Hello, We have a project in Sri Lanka where we try to attempt this credit via percentile rainfall event option. However we find difficulty of getting continuous 30 year rainfall data.

Our project team has a question about the definition of building alteration for LEED-EB certification. According to the reference guide, the minimum alteration “include construction activity by mor

I received a Review Comment questioning the availability of bus routes on the weekend as follows: "it appears that only one bus route is accessible on weekends.

We are working on getting an 8-story office building LEED EBOM certified. The system utilizes large built up air handlers to provide supply air to fan powered VAV boxes.