LEED v4.1 for Existing Buildings: Indoor Environmental Quality | As you know, #LEED v4.1 for Existing Buildings is here! The latest version of the rating system is available as a beta for
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What's New in LEED v4: Big Picture Changes, Updates for Building Design and Construction | Stellar Food for Thought
![USGBC on Twitter: "JUST IN! #LEED v4.1 has arrived: We are All Buildings In and we can think of no better way to start than with the existing #buildings market! Learn more: USGBC on Twitter: "JUST IN! #LEED v4.1 has arrived: We are All Buildings In and we can think of no better way to start than with the existing #buildings market! Learn more:](https://pbs.twimg.com/media/DZOR6YEW4AAgwXV.jpg)
USGBC on Twitter: "JUST IN! #LEED v4.1 has arrived: We are All Buildings In and we can think of no better way to start than with the existing #buildings market! Learn more:
![USGBC launches LEED v4.1 for city, community, and residential projects | 2019-04-04 | Engineered Systems Magazine USGBC launches LEED v4.1 for city, community, and residential projects | 2019-04-04 | Engineered Systems Magazine](https://www.esmagazine.com/ext/resources/ES/2019/January/US_Green_Building_Council_logosvg.png?1548262359)