1. Green Building Certifications

14. Standard Development  NAHB Green Home Building Guidelines  Site design, preparation and development  Resource efficiency  Energy efficiency  Water efficiency  Indoor environmental quality  Global impact  Operation, maintenance and homeowner education  The Guidelines provided a basis for national and local programs.

15. Standard Development  Confusion and the need for a nationally recognizable standard remained.  NAHB notified ANSI and partnered with the ICC. Slide 1-15 1 st ANSI-approved green building rating system

16.  Covers all major areas of residential construction  New construction  Renovations and additions  Site development  Multi-unit construction Slide 1-16 Cont’d… Standard Scope and Chapters

17.  Chapter 4: Site Design and Development  Chapter 5: Lot Design, Preparation, and Development  Chapter 6: Resource Efficiency  Chapter 7: Energy Efficiency  Chapter 8: Water Efficiency  Chapter 9: Indoor Environmental Quality  Chapter 10: Operation, Maintenance, and Homeowner Education

18. Standard Scope and Chapters  Bronze  Silver  Gold  Emerald

19. Project Certification Project Obtains Green Certified Mark Builder Uses Green Scoring Tool to Score Project Builder Hires Accredited Verifier Verifier Schedules Rough Inspection Verifier Schedules Final Inspection Notifies NAHB Research Center

20. Online Green Scoring Tool www.nahbgreen.org/ScoringTool

23. LEED-H vs NGBS Preliminary Added Construction Cost Comparison LEED-H $6,400 - $11,000 (4-6%) $8,000 - $13,800 (3-8%) $19,300 - $22,500 (10-13%) $29,800 - $38,000 (20-22%) $1,050 - $2,350 NGBS $2,000 - $3,000 (1-2%) $4,000 – $6,000 (3-4%) $11,500 - $13,600 (6-8%) $25,600 – $31,200 (17-18%) $650 - $1,250 Certified- Bronze Silver Gold Platinum- Emerald Program Cost