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2010 10-14 eeba 2010 ngbs-bc



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  • Additional options – listed on the website & optional plaque
  • Market rate based on supply and demand
  • What about renovation/addition & remodel path?
  • do not have scoring tool available for this yet . . .
  • Scoring tool IS available for new multi-familyCertification for the residential portion of mixed use only
  • do not have scoring tool available for this yet . . .
  • Scoring tool IS available
  • Scoring tool IS available scoring tool – have to click on renovation, select home built pre-1980 and then can choose green building OR green remodel path
  • Can also sign up for the certification insider update newsletter at bottom of page . . .


  • 1. National Green Building Certification EEBA Conference – Portland, OR October 14
  • 2. Benefits of Green Homes Increased durability Better indoor air quality Reduced environmental impact Lower utility bills More comfortable Reduced waste / pollution
  • 3. Total Cost of HomeownershipConventional Home Green Certified HomeHouse Cost $150,000 House Cost $154,000Mortgage $135,000 Mortgage $139,334Monthly Payment $991 Monthly Payment $1023 Utility Bills $93Utility Bills $186 Total Cost $1116Total Cost $1177 HomeownershipHomeownership Savings $61
  • 4. Builder Interest in GreenNo Interest 12%Considering Green 20%Learning How to Build Green 23%Build Non-Certified Green Homes 28%Build Certified Green Homes 17%TOTAL 100%Source: 2009 Home Builder Omnibus Survey, NAHB Research Center
  • 5. Benefits to Builders Third-party inspections during construction allow problems to be corrected more easily Builder can provide third-party assurance to home buyers and increase customer satisfaction Verification and certification guarantees compliance with NGBS Verifiers can help builders incorporate best green building practices into their projects
  • 6. Certification to the NGBS Green ANSI StandardNGBS GREENCERTIFICATION
  • 7. Key Elements1. ANSI-approved consensus standard2. Free web-based Green Scoring Tool3. Third-party verification of all points claimed4. Applies to all residential projects5. Requires progressively higher levels of environmental performance in every category to obtain higher levels of green certification
  • 8. National Green Building Standard (NGBS)  Approved Jan 2009  Collaboration between ICC and NAHB  Only ANSI-approved green building rating system
  • 9. National Green Building Standard Hallmarks of ANSI process include:  consensus by balance of stakeholders;  broad-based public review and comment;  consideration of public comments;  incorporation of approved changes into standard; and  right to appeal for anyone who believes that due process was not respected
  • 10. 6 Green Practices Categories Lot Design Energy Efficiency Indoor Air Water Quality Efficiency Operation & Resource Maintenance Efficiency
  • 11. NGBS Green Certification Levels Available Levels of Green Certification  Bronze, Silver, Gold, and Emerald Levels Minimum score per section required for each level Need additional points across all sections The lowest section score determines the home’s overall score
  • 12. Performance Levels
  • 13. Certification to the Standard Standard defines green National Project certification verification ensures ensures consistency compliance
  • 14. Project Certification Process Builder Scores Project Builder Hires Accredited Verifier Notify NAHB Rough Inspection Research Center Final Inspection Notify NAHB Research Center Obtain Green Certified Mark
  • 15. Importance of Certification Buyers wary Certification mark - proof of compliance RC protective of misleading claims Heightened Scrutiny  New FTC Green Guides  Energy Star GAO Report
  • 16. Certification to the NGBS Green ANSI StandardCOSTS
  • 17. Green Rating Cost Comparison Bronze / Emerald/ Rating System Silver Gold Certified Platinum National Green 1 - 2% 3% 7% 16%Building Standard LEED-H 3 - 6% 5 - 7% 11 - 13% 17 - 23%
  • 18. Cost Analysis & Comparison Generally there are 3 costs associated with building & certifying to the NGBS  Construction Costs  Verification/Testing Costs  Certification Fees
  • 19. Verification Costs Determined between each Builder & Verifier Inspections typically two hours each (rough & final) Many verifiers also provide other inspection/ testing services are already on site  Testing fees set by the market
  • 20. Certification Fees Single-Family Homes  $200/home (NAHB members)  $500 (non-NAHB members) Multifamily buildings  $200/building (NAHB members)  $500 (non-NAHB members)  Plus per-unit fee ($20) Land Development  Design Approval ($2,500)  Certified Development ($2,500)
  • 22. Scope of NGBS Green Subdivisions Green Building Path  Single Family  Multi-family  Additions  Renovations Green Remodel Path
  • 23. Green Subdivisions - Land Development  One, Two, Three, and Four Stars  Performance criteria in Standard Chapter 4  Measures at planning, design and construction phases  Certification at design, completion, or for phases
  • 24. Green Building Path- Multi-family Buildings  All units must have green practice for points  Includes MF remodeling  One verification report per building  Mixed-use ok
  • 25. Green Building Path- Additions Available for additions adding 75% or less conditioned floor area to the building Requires:  Follows green building path  Uses Addition notes specified in the NGBS
  • 26. Green Building Path- Green Renovation Available for any home Requires:  Follows green building path  Uses Addition notes specified in the NGBS
  • 27. Green Remodel Path Available for homes pre-1980 Requires:  Improve energy efficiency  Reduce water usage  Implement indoor air quality measures Strictly performance based
  • 28. The TurboTax® for the StandardTHE GREEN SCORINGTOOL
  • 29. 31
  • 30. New Scoring Spreadsheet
  • 31. Verification to the NGBS3RD PARTY VERIFICATION
  • 32. Third-Party Verification
  • 33. Verification Details NAHB Research Center Accredited Verifier 100% Verification Two Verification inspections  One at rough  One at final Verifier’s Resource Guide used as basis for scoring principles
  • 34. Green & Energy Certification in OneDUAL CERTIFICATION FORNEW HOMES
  • 35. Dual Certification NGBS & Builders Challenge Dual Certification  June 29, 09  NGBS  DOE’s Builders Challenge Seamless Integration w/ Green Certification  Green scoring tool 
  • 36. DOE’s Builders Challenge Department of Energy’s (DOE’s) Builders Challenge  Energy Certification  HERS Index of 70 or less  Quality Criteria
  • 37. Dual Certification Building practices leading to high performance homes All practices in Builders Challenge Quality Criteria are part of the NGBS (Chap 6,7, & 9) Most NGBS silver-level houses can also meet Builders Challenge
  • 38. Products pre-approved for points under StandardGREEN APPROVEDPRODUCTS
  • 39. Green Approved Products Pre-approved points for products Assists builders with making product choices  Link in Green Scoring Tool  Simplifies specifications and field inspections  Simple and seamless process for builders to select products
  • 40. Approved Products Integrated with Green Scoring Tool
  • 41.
  • 42. Program Stats Accredited Verifiers 405 Projects Scored 15003 Green Approved Products 135 Builders 429 Certified Homes 1515 MF / Units 16/702 Land Development 11 Scheduled Inspections 488
  • 44. CertificationQuestions?  Contact Us
  • 45. NGBS Update Current NGBS Revision Proposals  Plan to start the process to update the NGBS in 2011 NAHB Research Center Secretariat for ANSI update 50
  • 46. Resources National Green Building Certification  Dual Certification  Green Approved Products  NGBS Revision Proposal Form 
  • 47. Amber Wood Program Manger, Energy Efficiency NAHB Research Center400 Prince George’s Blvd  Upper Marlboro, MD 20774 301-430-6309 (toll-free) 800-638-8556 