dear all,

Credit IEQc9 requires that all occupied spaces should meet the requirements of HVAC background noise and refers to 2011 ASHRAE handbook, chapter 48, table 1. This table gives the...

Is it possible to achieve compliance for this credit by taking reverberation measurements once the multifamily units are occupied and furnished? The inclusion of furniture will have a significant...

Hi, we have a museum project with general exhibition areas: are there specific values for "...

Does this credit take power generators into account? It's not a HVAC equipment, however it's quite loud...

I know under LEED that the design engineers cannot also be the Cxa, but does that also apply for an entity/company who is the building envelope...

Hello,
Cold you please provide a tip, how to achieve reverberation time 0.8 in very large open office areas. Good absorptive materials do mot work for so large spaces as 1,000 sq. meters,...

If open plan office is linked with entrance, guest circulation areas and corridors from another zone (which totally takes about 2'000 m2), how we can calculate and predict...

Hi, I have project where is several open plan offices with different volumes. LEED Acoustic Performance requires T60 below 0.8 sec. But it's impossible to get this result for 3'000 square cube...

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...

Hi, we have a project with large waiting rooms: are there specific values for "...