Introduction to LEED v4 Lyle Scott May 22, 2014

Transcription

1 Introduction to LEED v4 Lyle Scott May 22, 2014

2 Agenda Introduction to LEED v4 Taking a Global Approach New and More Stringent Major & Resources

3 Introduction to LEED v4 Global Approach LEED Online Alternative Compliance Path New and More Stringent Major Life Cycle Analysis Environmental Product Declarations

4 TAKING A MORE GLOBAL APPROACH

5 Taking a More Global Approach LEED Online Canadian Alternative Compliance Paths

6 LEED v4 requirement Submit documents for review and certification Documents will no longer be sent directly to LEED consultants Instead, uploaded on LEED Online for them to review LEED Online

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8 File Upload View Form

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11 Alternative Compliance Paths (ACP) Currently developing Canadian ACPs as compliance to the international rating system All LEED rating systems now available in Canada Retail, Healthcare, Hospitality, Warehouse/Distribution Centres and Schools Canadian ACPs to be launched at GBC annual conference in Toronto June, 2014

12 NEW CREDITS AND REQUIREMENTS

13 New Category and Credit Structure Credit Categories LEED 2009 LEED v4 Integrative Process 1 Location and Transportation (LT) 16 Sustainable Sites (SS) Water Efficiency (WE) Energy and Atmosphere (EA) Materials (MR) Indoor Environmental Quality (EQ) Innovation (IN) 6 6 Regional Priority (RP) 4 4 LEED Credits for New Construction

14 Integrative Process LEED 2009 LEED v4 Prerequisite Integrated Project Planning and Design Credit Integrative Process Ip1 Integrated Project Planning and Design Preliminary and integrated project approach with documentation Mandatory for healthcare projects Ic1 Integrative Process Encourage early energy and water system analysis

15 LEED 2009 Site Selection Brownfield Redevelopment Development Density and Community Connectivity Public Transportation Access Bicycle Storage & Changing Rooms Parking Capacity Low-Emitting, Fuel- Efficient Vehicles Credits LEED v4 Sensitive-Land Protection High Priority Site SurroundingDensity and Diverse Uses Access to Quality Transit Bicycle Facilities ReducedParking Footprint Green Vehicles Location and Transportation (LT) 7 credits or LEED for Neighbourhood Design LTc6 Bicycle Facilities Bicycle Infrastructure within 200 yards LTc8 Green Vehicles 3% parking preferred or discounted parking for green vehicles AND 2% parking spaces with electriccharging, liquid or gas fueling or battery switching stations

16 Sustainable Sites (SS) LEED 2009 Construction Activity Pollution Prevention LEED v4 Prerequisites Construction Activity Pollution Prevention Environmental Site Assessment SSp1 Construction Activity Pollution Prevention New 2012 EPA s Construction General Permit SSp2 Environmental Site Assessment Schools and Healthcare Only New ASTM Standards

17 Sustainable Sites (SS) LEED 2009 Heat Island Effect Non-roof Heat Island Effect - Roof Credits LEED v4 Site Assessment Heat Island Reduction SSc1 Site Assessment New credit Early analysis of site conditions SSc5 Heat Island Reduction Non-roof measures use Solar Reflectance (SR) values instead of solar reflectance index(sri)

18 Water Efficiency (WE) LEED 2009 WaterUse Reduction Water Use Reduction LEED v4 Prerequisites Indoor Water Use Reduction Building-Level Water Metering Credits Indoor Water Use Reduction Water Metering WEp2/WEc2 Indoor Water Use Reduction WaterSense labeled fixtures 20% water use reduction(prerequisite) Considers process use (clothes washers, etc.) WEp3/WEc3 Water Metering Water-consumption tracking (Prerequisite) Permanent water meters for two or more water end uses (Credit)

19 Energy and Atmosphere (EA) LEED 2009 Fundamental Commissioning MinimumEnergy Performance LEED v4 Prerequisites Fundamental Commissioning and Verification Minimum Energy Performance EAp1 Fundamental Commissioning and Verification ASHRAEGuidelines0and1.1 Covers building envelope EAp2 Minimum Energy Performance 5%beyondASHRAE90.1insteadof10% ASHRAE instead of ASHRAE (Envelope, Lighting and Mechanical)

20 Energy and Atmosphere (EA) LEED 2009 LEED v4 Prerequisites Building- Level Water Metering EAp3 Building-Level Energy Metering Sub-metering for all building energy uses Electricity consumption and demand metering required

21 Energy and Atmosphere (EA) LEED 2009 Enhanced Commissioning Optimize Energy Performance LEED v4 Credits Enhanced Commissioning Optimize Energy Performance EAc1 Enhanced Commissioning By third party with experience on at least two similar projects Three compliance options for varying points EAc2 Optimize Energy Performance ASHRAE (Appendix G) instead of

22 LEED 2009 On-Site Renewable Energy LEED v4 Credits Advanced Energy Metering Renewable Energy Production Energy and Atmosphere (EA) EAc3 Advanced Energy Metering Permanent sub-metering of all individual energy end usesthat are at least 10%of total building annual energy consumption EAc5 Renewable Energy Production Credit reduced from 7 points in LEED 2009 to 3 points in LEED v4

23 Indoor Environmental Quality (EQ) LEED 2009 Minimum IAQ Performance LEED v4 Prerequisites Minimum IAQ Performance EQp1 Minimum IAQ Performance Monitor outdoor airflow intake Natural ventilation procedures in naturally ventilated spaces Monitor natural ventilation openings, exhaust airflow, or CO2 concentrations ASHRAE

24 Indoor Environmental Quality (EQ) Summary of ASHRAE changes Added MERV 11 requirements Requirement for demand control ventilation and other reset strategies Requirement for natural ventilation, requires mixed-mode systems in most applications Frequently audited by the CaGBC Compliance for condos with corridor ventilation is questionable

25 Indoor Environmental Quality (EQ) LEED 2009 Outdoor Air Delivery Monitoring Increased Ventilation Credits Indoor Source Control LEED v4 Enhanced IAQ Strategies EQc1 Enhanced IAQ Strategies Option 1: Implement all Entryway systems Local exhaust MERV 13 filtration of outdoor air Option 2: Implement any (1 additional point) Prevent pollutants from outside Increased ventilation by 30% CO2 monitoring

26 Indoor Environmental Quality (EQ) LEED 2009 Construction IAQ Management Plan Before Occupancy Controllabilityof Systems Comfort Thermal Comfort Design Thermal Comfort Verification Credits LEED v4 IAQ Assessment Thermal Comfort EQc4 IAQ Assessment Option 1: Flush out (1 point) Option 2: Sampling and testing (2 points) Requires testing for more contaminants EQc5 Thermal Comfort ASHRAE Removed monitoring and occupant surveying

27 Indoor Environmental Quality (EQ) LEED 2009 Credits AcousticPerformance (Schools and Healthcare only) LEED v4 Acoustic Performance (all buildings, except Retail) EQc9 Acoustic Performance All buildings except retail Meet background sound levels in ASHRAE Handbook

28 Innovation Credits New point structure to earn a maximum of 5 points Pilot Credits Credit language revised Any pilot credit may be used to earn an available innovation point A number of LEED 2009 pilot credits became full credits in LEED v4 Strategies Innovation (IN) Maximum Points Innovation 3 Earn a Pilot Credit 3 Exemplary Performance 2 LEED Accredited Professional 1 maximum of 5 points from these 3 strategies

29 Regional Priority (RP) Regional Priority Credits Remain the same as LEED 2009 Durable Building or Other Regional Issues Strategy Points Regional Priority 4

30 More Stringent WEp3 and EAp3 Mandatory metering EAc5 Renewable Energy Production Reduced from 7 points in LEED 2009 to 3 points in LEED v4 EQc4 IAQ Assessment Option 1: Flush out (1 point) Option 2: Sampling and testing (2 points) Air testing covers more contaminants than in LEED 2009

31 MAJOR CHANGES TO MATERIALS AND RESOURCES

32 Materials (MR) LEED 2009 Storageand Collection of Recyclables LEED v4 Prerequisites Storage and Collection of Recyclables MRp1 Storage and Collection of Recyclables Safety measures for at least two types: Batteries Mercury-Containing Lamps Electronic Waste

33 Materials (MR) Focuses on product disclosure to better understand material origin Life Cycle Assessment Environmental Product Declarations Eliminated Regional Materials Credit from LEED 2009 Now included in MRc2, 3 and 4

34 Materials (MR) LEED 2009 Building Reuse Maintain Existing Walls,Floors and Roofs Credits Building Reuse Maintain Existing Interior Nonstructural Elements Materials Reuse LEED v4 Building Life- Cycle Impact Reduction MRc1 Building Life-Cycle Impact Reduction Measure of sustainability evaluating the environmental burden of a product through its entire life span

35 Materials (MR) LEED 2009 Building Reuse Maintain Existing Walls,Floors and Roofs Credits Building Reuse Maintain Existing Interior Nonstructural Elements Materials Reuse LEED v4 Building Life- Cycle Impact Reduction MRc1 Building Life-Cycle Impact Reduction 4 Paths: Option 1, 2, 3 reuseof historic buildings, abandoned or blighted buildings Option 4 new construction meeting whole building Life Cycle Assessment (LCA) criteria

36 Materials (MR) LEED 2009 LEED v4 Recycled Content Regional Materials Rapidly Renewable Materials Certified Wood Credits Building Product Disclosure and Optimization Environmental Product Declarations Building ProductDisclosure and Optimization Sourcing of Raw Materials Building ProductDisclosure and Optimization Material Ingredients MRc2 Environmental Product Declarations (EPDs) Option permanently installed products from at least 5 different manufacturers Product specific self declaration ¼ value Industry-wide third-party EPD ½ value Product-specific third-party EPD 1 value

37 Materials (MR) LEED 2009 LEED v4 Recycled Content Regional Materials Rapidly Renewable Materials Certified Wood Credits Building Product Disclosure and Optimization Environmental Product Declarations Building ProductDisclosure and Optimization Sourcing of Raw Materials Building ProductDisclosure and Optimization Material Ingredients MRc2 Environmental Product Declarations (EPDs) Option 2 50%+ permanently installed products with environmental impact reduction Products within 100 miles of site valued at 2x cost

38 Materials (MR) LEED 2009 LEED v4 Recycled Content Regional Materials Rapidly Renewable Materials Certified Wood Credits Building ProductDisclosure and Optimization Environmental Product Declarations Building Product Disclosure and Optimization Sourcing of Raw Materials Building Product Disclosure and Optimization Material Ingredients MRc3 Sourcing of Raw Materials New options and new standards MRc4 Material Ingredients Cradle to Cradle Certification GreenScreenBenchmarking for chemical reduction Chemical Abstract Service Registration Number (CASRN)

39 CONCLUSION

40 LEED v4 Global Approach LEED Online Canadian Alternative Compliance Paths New and more stringent requirements Credit weighting changed More stringent standards Major changes to Materials Life Cycle Analysis Environmental Product Declarations

41 WHAT IS NEXT?

42 LEED v4 Launched in Nov 2013 and can be used now LEED 2009 (v3) continues to be available until June 1, 2015

43 Homework! ASHRAE ASHRAE ASHRAE Chemical Abstract Service Registration Number (CASRN) Cradle to Cradle Certification v2 and v3 EPA s 2012 Construction General Permit GreenScreen v1.2 Benchmarking for chemical reduction Environmental Product Declarations

44 References and Additional Information forum discussions)

45 LEED 2009 vsleed v4 Lyle Scott May 22, 2014

46 Integrative Process Support high performance, cost-effective project outcomes through early analysis of the project Prerequisite Credit Integrated Project Planning and Design Preliminary and integrated project approach with documentation Mandatory for healthcare projects Integrative Process LEED 2009 Encourage early energy and water system analysis LEED v4 Prerequisite Credit Integrated Project Planning and Design Integrative Process

47 Location and Transportation (LT) Previously combined with Sustainable Sites Achieve through 7 credits or simplified through LEED for NeighbourhoodDevelopment Location (5-20 points) Credits - Renamed Changes to Bicycle Facilities (Bicycle Storage & Changing Rooms) Provide infrastructure supporting bicycles within 200 yards Removed minimum distance of facilities from entrance Changes to Green Vehicles (Low-Emitting Vehicles) Provide 3% of parking spaces as preferred or discounted parking for green vehicles AND At least 2% of parking spaces have electric vehicle charging OR liquid or gas fueling facilities or battery switching stations LEED 2009 Site Selection Brownfield Redevelopment Development Density and Community Connectivity Public Transportation Access Bicycle Storage & Changing Rooms Parking Capacity Low-Emitting, Fuel- Efficient Vehicles Credits LEED v4 Sensitive-Land Protection High Priority Site SurroundingDensity and Diverse Uses Access to Quality Transit Bicycle Facilities ReducedParking Footprint Green Vehicles

48 Sustainable Sites (SS) LEED 2009 Construction Activity Pollution Prevention Protect or Restore Habitat Maximize Open Space Stormwater Quantity Control Stormwater Quality Control Heat Island Effect Non-roof Heat Island Effect - Roof Light Pollution Reduction LEED v4 Prerequisites Credits Construction Activity Pollution Prevention Environmental Site Assessment Site Assessment Site Development Protector Restore Habitat Open Space Rainwater Management Heat Island Reduction Light Pollution Reduction Schools, Core and shell and Healthcare have additional credits available Prerequisites Credits Construction Activity Pollution Prevention has new 2012 EPA s Construction General Permit Environmental Site Assessment has new ASTM Standards Site Assessment New Credit to encourage early analysis of site conditions to inform design Heat Island Reduction - Roof and Nonroof combined Non-roof measures use Solar Reflectance (SR) values and 3-year aged SR value instead of solar reflectance index (SRI) Option 1: Nonroofmeasures (SR 0.28), high reflectance roof or vegetated roof Option 2: 75% of parking covered

49 Water Efficiency (WE) Prerequisites Credits Indoor Water Use Reduction WaterSenselabel required for certain fixtures and fittings Outdoor Water Use Reduction 30% reduction or no irrigation Building-Level Water Metering Emphasis on Performance through advanced waterconsumption tracking Outdoor Water Use Reduction 50% reduction or no irrigation Indoor Water Use Reduction All newly installed fixtures and fittings to be WaterSense (Canada uses this too?) labeled Cooling Tower Water Use Analyze water source and maximize water cycles Water Metering Install permanent water meters for two or more water end uses. LEED 2009 Water Use Reduction Water Efficient Landscaping Innovative Wastewater Technologies Water Use Reduction LEED v4 Prerequisites Credits Indoor Water Use Reduction Outdoor Water Use Reduction Building-Level Water Metering Outdoor Water Use Reduction Indoor Water Use Reduction Cooling Tower Water Use Water Metering

50 Energy and Atmosphere (EA) Prerequisites Fundamental Commissioning and Verification ASHRAE Guidelines 0 and 1.1 Covers building envelope Must meet owner s Project related to energy, water, indoor environmental quality and durability Minimum Energy Performance beyond ASHRAE changed from 10% to 5% New changes from ASHRAE 2007 to ASHRAE (Envelope, Lighting and Mechanical) Building-Level Energy Metering Enhance Performance through building or aggregated sub-metering for all energy uses in the building LEED 2009 Fundamental Commissioning Minimum Energy Performance Fundamental Refrigerant Management LEED v4 Prerequisites FundamentalCommissioning and Verification Minimum Energy Performance Building-Level Water Metering Fundamental Refrigerant Management

51 Energy and Atmosphere (EA) Cont. Credits Advanced Commissioning Completed by third party with experience on at least two similar projects Involvement from early design phase through 10 months of occupancy Option 1 Path 1 (3pts): Enhanced systems commissioning Option 1 Path 2 (4pts): Enhanced monitoring-based commissioning Enhanced Commissioning (path 1) AND assess energy and water performance Option 2 (2 additional pts): Envelope Commissioning Optimize Energy Performance ASHRAE (Appendix G) instead of Advanced Energy Metering Improve performance through permanent sub-metering all individual energy end uses that are at least 10% of total building annual energy consumption Demand Response Encourages design and installation of systems to participate in a demand response program LEED 2009 Enhanced Commissioning Measurement and Verification Optimize Energy Performance On-Site Renewable Energy Enhanced Refrigerant Management Green Power Credits LEED v4 Advanced Commissioning Optimize Energy Performance Advanced Energy Metering Demand Response Renewable Energy Production EnhancedRefrigerant Management Green Power and Carbon Offsets

52 Materials (MR) LEED 2009 focused on green attributes of products LEED v4 focuses on product disclosure to better understand where material came from Life Cycle Assessment Environmental Product Declarations Regional Materials Credit from LEED 2009 Eliminated Now included in MR credits 2, 3 and 4

53 Prerequisites Materials (MR) Cont. Storage and Collection of Recyclables Safety measures for at least two types: Batteries Mercury-Containing Lamps Electronic Waste Construction and Demolition Waste Management Planning Previously Construction Waste Management Requires setting a project target for waste management and reporting waste diversion rates Projects may use reuse and recycling, waste-to-energy systems as long as meet applicable European Union CEN EN 303 standards (is there a Canadian standard?) Healthcare only - PBT Reduction (Mercury) LEED 2009 Storageand Collection of Recyclables LEED v4 Prerequisites Storage and Collection of Recyclables Construction and Demolition Waste Management Planning PBT Source Reduction Mercury (Healthcare only)

54 Materials (MR) Cont. LEED 2009 Building Reuse Maintain Existing Walls, Floors and Roofs Building Reuse Maintain ExistingInterior Nonstructural Elements Materials Reuse Recycled Content Regional Materials Rapidly Renewable Materials Certified Wood Credits LEED v4 Building Life-Cycle Impact Reduction Building ProductDisclosure and Optimization Environmental Product Declarations Building ProductDisclosure and Optimization Sourcing of Raw Materials Building ProductDisclosure and Optimization Material Ingredients Construction WasteManagement Construction and Demolition Waste Management Credit Changes Credit 1 - Building Life-Cycle Impact Reduction Measure of sustainability evaluating the environmental burden of a product through its entire life span ISO Assessed Products 4 Paths to achieve: Option 1, 2, 3 reuse of historic buildings, abandoned or blighted buildings and other building and material reuse Option 4 new construction that meets whole building Life Cycle Assessment (LCA) criteria 10% reduction of building products and assemblies that reflect a 10% reduction in at least 3 of 6 environmental impact measures (GWP must be included) Additional Credits for Healthcare

55 Materials (MR) Cont. Credit 2, 3, and 4 - Building Product Disclosure and Optimization Environmental Product Declarations (EPDs) Standardized life cycle assessment quantifying environmental impacts of products or systems Transparency of environmental impact of raw material acquisition, energy use and efficiency, content of materials and chemical substances, emissions to air, soil and water and waste generation Option 1 (1pt) 20+ permanently installed products from at least 5 different manufacturers that meet the disclosure criteria Product specific self declaration weighted ¼ value Industry-wide third-party EPD weighted ½ value Product-specific third-party EPD weighted 1 value Third party verified materials sourcing ISO 26000, Global Reporting Initiative Sustainability Report, U.N. Global Compact, OECD Guidelines for Multinational Enterprises Option 2 (1pt) 50%+ permanently installed products demonstrate environmental impact reduction in at least three environmental categories Products within 100 miles of site valued at 2x the product cost Structure and enclosure materials can contribute no more than 30% Sourcing of Raw Materials New options and new standards to reference

56 Prerequisites Same prerequisites Minimum IAQ Performance Indoor Environmental Quality (EQ) Must monitor outdoor airflow intake Naturally ventilated spaces must use natural ventilation procedures and must monitor natural ventilation openings, exhaust airflow, or CO2 concentrations Updated to ASHRAE LEED 2009 Minimum IAQ Performance Environmental Tobacco Smoke (ETS) Control MinimumAcoustic Performance (Schools Only) LEED v4 Prerequisites Minimum IAQ Performance Environmental TobaccoSmoke (ETS) Control MinimumAcoustic Performance (Schools Only)

57 Indoor Environmental Quality (EQ) Cont. LEED 2009 Outdoor Air Delivery Monitoring Increased Ventilation Indoor Source Control Low-Emitting Materials Construction IAQ Management Plan During Construction Construction IAQManagement Plan Before Occupancy Controllability of Systems Lighting Controllability of Systems Comfort Thermal Comfort Design Thermal Comfort Verification Daylight and Views Daylight Daylight and Views Views Credits LEED v4 Enhanced IAQ Strategies Low-Emitting Materials Construction IAQManagement Plan IAQ Assessment Interior Lighting Thermal Comfort Daylight Quality Views Credit Changes Enhanced IAQ Strategies Option 1: Implement all entryway systems, local exhaust and MERV 13 filtration of outdoor air Option 2 (1 additional pt): Choose prevent pollutants from outside, or increased ventilation by 30%, or CO2monitoring 25p/1000ft²), or monitor other contaminants IAQ Assessment Same options but sampling and testing earns two points instead of 1 from flush out. Air testing requires testing for more contaminants Thermal Comfort ASHRAE instead of ASHRAE Permanent monitoring and occupant surveying removed Acoustic Performance Formerly only schools and healthcare, now all buildings except retail Meet background sound levels in ASHRAE Handbook Schools use ANSI S instead of ANSI S AcousticPerformance (Schools and Healthcare only) Acoustic Performance (all buildings, except Retail)

58 Innovation Credits Innovation (IN) & Regional Priority (RP) New Point structure to earn a maximum of 5 points Pilot Credits Credit language revised Any pilot credit may be used to earn an available Innovation point A number of LEED 2009 pilot credits became full credits in v4 Regional Priority Credits Remain the same as LEED 2009 Innovation Credits Strategies Maximum Points Innovation 3 Earn a Pilot Credit 3 Exemplary Performance LEED Accredited Professional Regional Priority Credits Strategy Regional Priority 2 Points 4 1 maximum of 5 pointsfrom these 3 strategies

59 LEED v4 Launched in Nov 2013 Can be used now LEED 2009 (v3) continues to be available until June 1, 2015 Canadian ACPs to be launched at GBC annual conference in Toronto on June 2-4, 2014

60 %20LEED%202009%20to%20LEED%20v4%20-%20BD+C.pdf References

61 LEED 2009 vsleed v4 Lyle Scott May 22, 2014