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ASHRAE/USGBC/IES 189.1aa:2012
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Standard for the Design of High-Performance Green Buildings Except Low-Rise Residential Buildings
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This addendum clarifies the requirements for Visible Transmittance (VT) of Skylights and Roof Monitors apply only to those products when they are used to comply with the minimum daylighted area requirements.
| Author | ANSI/ASHRAE/USGBC/IES |
|---|---|
| Editor | ASHRAE |
| Document type | Standard |
| Format | File |
| Confirmation date | 2012-06-28 |
| ICS | 91.120.10 : Thermal insulation of buildings
91.140.01 : Installations in buildings in general |
| Modify | ANSI/ASHRAE/USGBC/IES 189.1 (2011) |
| Year | 2012 |
| Document history | |
| Country | USA |
| Keyword | ANSI 189;ANSI/ASHRAE/USGBC 189;ANSI/ASHRAE/USGBC/IES 189;189;ANSI/ASHRAE/USGBC/IES 189.1aa-2012 |