Hi, It is told that Rw is very similar to STC, I would like to ask for Sound transmission, Does LEED recognize the use of Rw (Weighted Sound Reduction index) and ISO 140 (acoustic) standard instead

If I have an conference room (occupied area) next to an electrical room, do I...

dear all,

Is it possible to achieve compliance for this credit by taking reverberation measurements once the multifamily units are occupied and furnished?

Hi, we have a museum project with general exhibition areas: are there specific values for "Reverberation time requirements", as there are not similar room type in the table 2 of reference guide?

I have a fully filled out acoustic performance calculator that is showing "No" compliance on Background noise that I believe is because of 2 empty rows in the table. I have enabled Macros.

Hi, I have project where is several open plan offices with different volumes. LEED Acoustic Performance requires T60 below 0.8 sec.

The LEED v4 acoustics credit addresses sound isolation purely through composite STC ratings. In my research, I have struggled to find STC ratings for ceiling products.

Dear all, I have a question according to meet the composite sound transmission class (STCC) ratings listed in Table 1: Do we have to meet the STC rating for the combination 'office - hallway' for a

For a project, we are dealing with the following situtation: we have small meeting rooms, situated (as "boxes") in an open-office plan.