Ken Wilson FAIA, FIIDA, LEED Fellow Design Principal, Perkins+Will Perkins+Will is a 1,500 person architecture and design firm with 22 offices across North American and abroad. Perkins+Will has been ranked the #1 firm and the #1 green firm in the country by Architect Magazine Earlier this year, Fast Company rated Perkins+Will as one of the 10 most innovative architecture firms in the world. Perkins+Will was chosen to design green headquarters offices for the USGBC, the IIDA, ASID, and NCIDQ. Perkins+Will has also designed offices in the Washington area for the World Wildlife Fund, Greenpeace, Conservation International, Environmental Defense Fund, World Resources Institute, Friends of the Earth, the U.N. Environment Programme, and the Audubon Society.
A Brief Overview
New Construction Commercial Interiors Core & Shell Existing Buildings Neighborhood Development Homes Retail Healthcare LEED Rating Systems
In use in 120 countries 1.6 million SF of building space is LEED certified every day LEED is the Preeminent Green Building Program
Beta testing Nov 2012 – Nov 2013 (nearly 100 projects involved) Public Comment March 1 – 31 Ballot June 2013 LEED V3 may be used until June 2015 LEED V4 Schedule
What is Different?
Holistic performance instead of single attributes Whole building metering of water and energy Actual emissions vs VOC content Focus on Performance
Data Centers Warehouse & Distribution Centers Hospitality EB Schools EB Retail Address New Market Sectors
40% of LEED projects are International Considered that ability to apply credits internationally LEED V4 will be a basis for various regional applications International Application
EBOM credits now in 2 sections: -Establishment (one time events of building) -Performance (recurring events) Focus on Ongoing Certification
Addressed in all categories Integrative Design Process
Top 5 Changes for Commercial Construction
Restructured for more lifecycle thinking Addresses performance more holistically Addresses LCA for human and ecological health Materials & Resources Changes
Site credits split in two: Location & Transportation pulled away from other site characteristics. Location & Transportation Category
Addresses early analysis of energy and water on the project to inform design. Integrative Process Credit
Updated reference standard from ASHRAE to ASHRAE Since 2010 is 19% more stringent, thresholds adjusted from 10% better to 5% better. Energy
Two new prerequisites for energy & water metering. Two new credits for advanced energy & water metering. Metering
A full summary of changes for each LEED rating system is available on the USGBC website: Thank You