LEED v4.1 - Green Building Rating System (US Green Building Council)
Indoor Environmental Quality (EQ) – LEED v4.1 - Green Building Rating System (US Green Building Council)

LEED v4.1 - Green Building Rating System (US Green Building Council) EQc9: EQ Credit: Acoustic Performance

What does EQc9 require?

1 point (1 to 2 Healthcare); applies to New Construction, Schools, Data Centers, Hospitality, Warehouses and Distribution Centers, and Healthcare. Meet two of three criteria in occupied spaces (HVAC background noise per ASHRAE Handbook chapter 48 or AHRI 885, sound transmission STCc or NIC by adjacency with optional sound masking, reverberation time by room type), all three being exemplary; schools meet 35 dBA background noise and ANSI S12.60 sound transmission; healthcare follows the 2018 FGI speech privacy, background noise, finishes and exterior noise criteria.

Maintained by Gerard BlokdykVerified against the published standard Control text last updated

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