leed 2009 for new construction and major renovations rating … · 2019. 3. 20. · leed 2009 for...

For Public Use and DisplayLEED 2009 for New Construction and Major Renovations Rating SystemUSGBC Member Approved November 2008

LEED 2009 FOR NEW CONSTRUCTION AND MAJOR RENOVATIONS

i

USGBC MEMBERSHIP

Committee-based

Member-driven

Consensus-focused

www.usgbc.org


ii

COPYRIGHT

DISCLAIMER

TRADEMARKS


iii

ACKNOWLEDGMENTS

LEED Steering Committee

Sustainable Sites TAG


iv

Water Efficiency TAG

Energy & Atmosphere TAG

Materials & Resources TAG


v

Indoor Environmental Quality TAG

LEED for New Construction Version 2.2 Core Committee


vi

LEED 2009 FOR NEW CONSTRUCTION AND MAJOR RENOVATIONS PROJECT CHECKLIST

Sustainable Sites 26 Possible PointsPrerequisite 1 Construction Activity Pollution Prevention RequiredCredit 1 Site Selection 1Credit 2 Development Density and Community Connectivity 5Credit 3 Brownfield Redevelopment 1Credit 4.1 Alternative Transportation—Public Transportation Access 6Credit 4.2 Alternative Transportation—Bicycle Storage and Changing Rooms 1Credit 4.3 Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles 3Credit 4.4 Alternative Transportation—Parking Capacity 2Credit 5.1 Site Development—Protect or Restore Habitat 1Credit 5.2 Site Development—Maximize Open Space 1Credit 6.1 Stormwater Design—Quantity Control 1Credit 6.2 Stormwater Design—Quality Control 1Credit 7.1 Heat Island Effect—Nonroof 1Credit 7.2 Heat Island Effect—Roof 1Credit 8 Light Pollution Reduction 1

Water Efficiency 10 Possible PointsPrerequisite 1 Water Use Reduction RequiredCredit 1 Water Efficient Landscaping 2-4Credit 2 Innovative Wastewater Technologies 2Credit 3 Water Use Reduction 2-4

Energy and Atmosphere 35 Possible PointsPrerequisite 1 Fundamental Commissioning of Building Energy Systems RequiredPrerequisite 2 Minimum Energy Performance RequiredPrerequisite 3 Fundamental Refrigerant Management RequiredCredit 1 Optimize Energy Performance 1–19Credit 2 On-site Renewable Energy 1–7Credit 3 Enhanced Commissioning 2Credit 4 Enhanced Refrigerant Management 2Credit 5 Measurement and Verification 3Credit 6 Green Power 2

Materials and Resources 14 Possible PointsPrerequisite 1 Storage and Collection of Recyclables RequiredCredit 1.1 Building Reuse—Maintain Existing Walls, Floors and Roof 1-3Credit 1.2 Building Reuse—Maintain Existing Interior Nonstructural Elements 1Credit 2 Construction Waste Management 1-2Credit 3 Materials Reuse 1-2Credit 4 Recycled Content 1-2


vii

Credit 5 Regional Materials 1-2Credit 6 Rapidly Renewable Materials 1Credit 7 Certified Wood 1

Indoor Environmental Quality 15 Possible PointsPrerequisite 1 Minimum Indoor Air Quality Performance RequiredPrerequisite 2 Environmental Tobacco Smoke (ETS) Control RequiredCredit 1 Outdoor Air Delivery Monitoring 1Credit 2 Increased Ventilation 1Credit 3.1 Construction Indoor Air Quality Management Plan—During Construction 1Credit 3.2 Construction Indoor Air Quality Management Plan—Before Occupancy 1Credit 4.1 Low-Emitting Materials—Adhesives and Sealants 1Credit 4.2 Low-Emitting Materials—Paints and Coatings 1Credit 4.3 Low-Emitting Materials—Flooring Systems 1Credit 4.4 Low-Emitting Materials—Composite Wood and Agrifiber Products 1Credit 5 Indoor Chemical and Pollutant Source Control 1Credit 6.1 Controllability of Systems—Lighting 1Credit 6.2 Controllability of Systems—Thermal Comfort 1Credit 7.1 Thermal Comfort—Design 1Credit 7.2 Thermal Comfort—Verification 1Credit 8.1 Daylight and Views—Daylight 1Credit 8.2 Daylight and Views—Views 1

Innovation in Design 6 Possible PointsCredit 1 Innovation in Design 1-5Credit 2 LEED Accredited Professional 1

Regional Priority 4 Possible PointsCredit 1 Regional Priority 1-4

________________________________________________________________________

LEED 2009 for New Construction and Major Renovations100 base points; 6 possible Innovation in Design and 4 Regional Priority points

Certified 40–49 points Silver 50–59 points Gold 60–79 points Platinum 80 points and above


ix

Preface i

Introduction xiI. LEED® Green Building Rating System™ xiII. Overview and Process xiiiIII. Minimum Program Requirements xivIV. Exemplary Performance Strategies xv

Minimum Program Requirements xvi

Sustainable Sites (SS) 1Prerequisite 1 Construction Activity Pollution Prevention 1Credit 1 Site Selection 2Credit 2 Development Density and Community Connectivity 3Credit 3 Brownfield Redevelopment 5Credit 4.1 Alternative Transportation—Public Transportation Access 6Credit 4.2 Alternative Transportation—Bicycle Storage and Changing Rooms 7Credit 4.3 Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles 8Credit 4.4 Alternative Transportation—Parking Capacity 10Credit 5.1 Site Development—Protect or Restore Habitat 12Credit 5.2 Site Development—Maximize Open Space 13Credit 6.1 Stormwater Design—Quantity Control 14Credit 6.2 Stormwater Design—Quality Control 15Credit 7.1 Heat Island Effect—Nonroof 16Credit 7.2 Heat Island Effect—Roof 17Credit 8 Light Pollution Reduction 18

Water Efficiency (WE) 21Prerequisite 1 Water Use Reduction 21Credit 1 Water Efficient Landscaping 23Credit 2 Innovative Wastewater Technologies 25Credit 3 Water Use Reduction 26

Energy and Atmosphere (EA) 29Prerequisite 1 Fundamental Commissioning of Building Energy Systems 29Prerequisite 2 Minimum Energy Performance 31Prerequisite 3 Fundamental Refrigerant Management 34Credit 1 Optimize Energy Performance 35Credit 2 On-site Renewable Energy 38Credit 3 Enhanced Commissioning 39Credit 4 Enhanced Refrigerant Management 41


x

Credit 5 Measurement and Verification 43Credit 6 Green Power 45

Materials and Resources (MR) 47Prerequisite 1 Storage and Collection of Recyclables 47Credit 1.1 Building Reuse—Maintain Existing Walls, Floors, and Roof 48Credit 1.2 Building Reuse—Maintain Interior Nonstructural Elements 49 Credit 2 Construction Waste Management 50Credit 3 Materials Reuse 51Credit 4 Recycled Content 52Credit 5 Regional Materials 53 Credit 6 Rapidly Renewable Materials 54Credit 7 Certified Wood 55

Indoor Environmental Quality (IEQ) 57Prerequisite 1 Minimum Indoor Air Quality Performance 57Prerequisite 2 Environmental Tobacco Smoke (ETS) Control 58Credit 1 Outdoor Air Delivery Monitoring 60Credit 2 Increased Ventilation 61Credit 3.1 Construction Indoor Air Quality Management Plan—During Construction 63Credit 3.2 Construction Indoor Air Quality Management Plan—Before Occupancy 64Credit 4.1 Low-Emitting Materials—Adhesives and Sealants 66Credit 4.2 Low-Emitting Materials—Paints and Coatings 68Credit 4.3 Low-Emitting Materials—Flooring Systems 69Credit 4.4 Low-Emitting Materials—Composite Wood and Agrifiber Products 71Credit 5 Indoor Chemical and Pollutant Source Control 72Credit 6.1 Controllability of Systems—Lighting 73Credit 6.2 Controllability of Systems—Thermal Comfort 74Credit 7.1 Thermal Comfort—Design 75Credit 7.2 Thermal Comfort—Verification 76Credit 8.1 Daylight and Views—Daylight 77Credit 8.2 Daylight and Views—Views 81

Innovation in Design (ID) 83Credit 1 Innovation in Design 83Credit 2 LEED® Accredited Professional 84

Regional Priority (RP) 85Credit 1 Regional Priority 85


xi

I. LEED® GREEN BUILDING RATING SYSTEM

Background on LEED®

Features of LEED®

www.usgbc.org


xii

The LEED Credit Weightings


xiii

Regional Priority Credits

II. OVERVIEW AND PROCESS

Certified 40–49 pointsSilver 50–59 pointsGold 60–79 pointsPlatinum 80 points and above

www.usgbc.org

www.usgbc.org


xiv

When to Use LEED 2009 for New Construction

Registration

Certification

III. MINIMUM PROGRAM REQUIREMENTS

www.gbci.org

www.usgbc.org

www.gbci.org


xv

IV. EXEMPLARY PERFORMANCE STRATEGIES

Endnotes

http://www.epa.gov/nrmrl/std/sab/traci/

http://www.epa.gov/nrmrl/std/sab/traci/

http://www.bfrl.nist.gov/oae/software/bees/


xvi

LEED 2009 Minimum Program Requirements for New Construction and Major Renovations

1. Must Comply with Environmental Laws

2. Must be a Complete, Permanent Building or Space


xvii

3. Must Use a Reasonable Site Boundary

4. Must Comply with Minimum Floor Area Requirements.

5. Must Comply with Minimum Occupancy Rates

Full Time Equivalent Occupancy

6. Must Commit to Sharing Whole-Building Energy and Water Usage Date

7. Must Comply with a Minimum Building Area to Site Area Ratio


xviii


1

SS Prerequisite 1: Construction Activity Pollution Prevention

Required

Intent

Requirements

Potential Technologies & Strategies

http://cfpub.epa.gov/npdes/stormwater/cgp.cfm


2

SS Credit 1: Site Selection

1 Point

Intent

Requirements



3

SS Credit 2: Development Density and Community Connectivity

5 Points

Intent

Requirements

OPTION 1. Development Density

OR

OPTION 2. Community Connectivity


4



5

SS Credit 3: Brownfield Redevelopment

1 Point

Intent

Requirements

OPTION 1

OR

OPTION 2



6

SS Credit 4.1: Alternative Transportation—Public Transportation Access

6 Points

Intent

Requirements

OPTION 1. Rail Station Proximity

OR

OPTION 2. Bus Stop Proximity



7

SS Credit 4.2: Alternative Transportation—Bicycle Storage and Changing Rooms

1 Point

Intent

Requirements

CASE 1. Commercial or Institutional Projects

CASE 2. Residential Projects



8

SS Credit 4.3: Alternative Transportation—Low-Emitting and Fuel-Efficient Vehicles

3 Points

Intent

Requirements

OPTION 1

OR

OPTION 2

OR

OPTION 3

OR

OPTION 4


9



10

SS Credit 4.4: Alternative Transportation—Parking Capacity

2 Points

Intent

Requirements

CASE 1. Non-Residential Projects

OPTION 1

OR

OPTION 2

OR

OPTION 3

CASE 2. Residential Projects

OPTION 1


11

OR

OPTION 2

CASE 3. Mixed Use (Residential with Commercial/Retail) Projects

OPTION 1

OR

OPTION 2



12

SS Credit 5.1: Site Development—Protect or Restore Habitat

1 Point

Intent

Requirements

CASE 1. Greenfield Sites1

CASE 2. Previously Developed2 Areas or Graded Sites



13

SS Credit 5.2: Site Development—Maximize Open Space

1 Point

Intent

Requirements

CASE 1. Sites with Local Zoning Open Space Requirements

CASE 2. Sites with No Local Zoning Requirements (e.g. some university campuses, military bases)

CASE 3. Sites with Zoning Ordinances but No Open Space Requirements

ALL CASES



14

SS Credit 6.1: Stormwater Design—Quantity Control

1 Point

Intent

Requirements

CASE 1. Sites with Existing Imperviousness 50% or Less

OPTION 1

OR

OPTION 2

CASE 2. Sites with Existing Imperviousness Greater Than 50%



15

SS Credit 6.2: Stormwater Design—Quality Control

1 Point

Intent

Requirements

OR



16

SS Credit 7.1: Heat Island Effect—Nonroof

1 Point

Intent

Requirements

OPTION 1

OR

OPTION 2



17

SS Credit 7.2: Heat Island Effect—Roof

1 Point

Intent

Requirements

OPTION 1

Area Roof Meeting Minimum SRI————————————————

Total Roof Areax

SRI of Installed Roof——————————

Required SRI75%

Roof Type Slope SRI

Low-sloped roof 2:12 78

Steep-sloped roof > 2:12 29

OR

OPTION 2

OR

OPTION 3

Area Roof Meeting Minimum SRI————————————————

0.75+

Area of Vegetated Roof——————————

0.5Total Roof Area

Roof Type Slope SRI

Low-sloped roof 2:12 78

Steep-sloped roof > 2:12 29


18


http://www.coolroofs.org/

http://www.energystar.gov/

http://www.energystar.gov/


19

SS Credit 8: Light Pollution Reduction

1 Point

Intent

Requirements

For Interior Lighting

OPTION 1

OR

OPTION 2

For Exterior Lighting


20



21

WE Prerequisite 1: Water Use Reduction

Required

Intent

Requirements

Commercial Fixtures, Fittings, and Appliances Current Baseline

Commercial toilets1.6 gallons per flush (gpf)*Except blow-out fixtures: 3.5 (gpf)

Commercial urinals 1.0 (gpf)

Commercial lavatory (restroom) faucets

2.2 gallons per minute (gpm) at 60 pounds per square inch (psi), private applications only (hotel or motel guest rooms, hospital patient rooms)0.5 (gpm) at 60 (psi)** all others except private applications0.25 gallons per cycle for metering faucets

Commercial prerinse spray valves (for food service applications)

Flow rate 1.6 (gpm) (no pressure specified; no performance requirement)

Residential Fixtures, Fittings, and Appliances Current Baseline

Residential toilets 1.6 (gpf)***

Residential lavatory (bathroom) faucets2.2 (gpm) at 60 psi

Residential kitchen faucet

Residential showerheads 2.5 (gpm) at 80 (psi) per shower stall****

* EPAct 1992 standard for toilets applies to both commercial and residential models.** In addition to EPAct requirements, the American Society of Mechanical Engineers standard for public lavatory faucets is 0.5 gpm at 60 psi (ASME A112.18.1-

2005). This maximum has been incorporated into the national Uniform Plumbing Code and the International Plumbing Code.*** EPAct 1992 standard for toilets applies to both commercial and residential models.**** Residential shower compartment (stall) in dwelling units: The total allowable flow rate from all flowing showerheads at any given time, including rain systems,

waterfalls, bodysprays, bodyspas and jets, must be limited to the allowable showerhead flow rate as specified above (2.5 gpm) per shower compartment, where the floor area of the shower compartment is less than 2,500 square inches. For each increment of 2,500 square inches of floor area thereafter or part thereof, an additional showerhead with total allowable flow rate from all flowing devices equal to or less than the allowable flow rate as specified above must be allowed. Exception: Showers that emit recirculated nonpotable water originating from within the shower compartment while operating are allowed to exceed the maximum as long as the total potable water flow does not exceed the flow rate as specified above.


22



23

WE Credit 1: Water Efficient Landscaping

2–4 Points

Intent

Requirements

OPTION 1. Reduce by 50% (2 points)

OR

OPTION 2. No Potable Water Use or Irrigation1 (4 points)

AND

PATH 1

OR

PATH 2


24



25

WE Credit 2: Innovative Wastewater Technologies

2 Points

Intent

Requirements

OPTION 1

OR

OPTION 2



26

WE Credit 3: Water Use Reduction

2–4 Points

Intent

Requirements

Percentage Reduction Points

30% 2

35% 3

40% 4

Commercial Fixtures, Fittings, and Appliances Current Baseline

Commercial toilets1.6 gallons per flush (gpf)*Except blow-out fixtures: 3.5 (gpf)

Commercial urinals 1.0 (gpf)

Commercial lavatory (restroom) faucets

2.2 gallons per minute (gpm) at 60 pounds per square inch (psi), private applications only (hotel or motel guest rooms, hospital patient rooms)0.5 (gpm) at 60 (psi)** all others except private applications0.25 gallons per cycle for metering faucets

Commercial prerinse spray valves (for food service applications)

Flow rate 1.6 (gpm) (no pressure specified; no performance requirement)


Residential toilets 1.6 (gpf)***

Residential lavatory (bathroom) faucets2.2 (gpm) at 60 psi

Residential kitchen faucet

Residential showerheads 2.5 (gpm) at 80 (psi) per shower stall****


27


* EPAct 1992 standard for toilets applies to both commercial and residential models.** In addition to EPAct requirements, the American Society of Mechanical Engineers standard for public lavatory faucets is 0.5 gpm at 60 psi (ASME A112.18.1-

2005). This maximum has been incorporated into the national Uniform Plumbing Code and the International Plumbing Code.*** EPAct 1992 standard for toilets applies to both commercial and residential models.**** Residential shower compartment (stall) in dwelling units: The total allowable flow rate from all flowing showerheads at any given time, including rain systems,

waterfalls, bodysprays, bodyspas and jets, must be limited to the allowable showerhead flow rate as specified above (2.5 gpm) per shower compartment, where the floor area of the shower compartment is less than 2,500 square inches. For each increment of 2,500 square inches of floor area thereafter or part thereof, an additional showerhead with total allowable flow rate from all flowing devices equal to or less than the allowable flow rate as specified above must be allowed. Exception: Showers that emit recirculated nonpotable water originating from within the shower compartment while operating are allowed to exceed the maximum as long as the total potable water flow does not exceed the flow rate as specified above.


28


29

EA Prerequisite 1: Fundamental Commissioning of Building Energy Systems

Required

Intent

Requirements

Commissioned Systems


30



31

EA Prerequisite 2: Minimum Energy Performance

Required

Intent

Requirements

OPTION 1. Whole Building Energy Simulation


32

OR

OPTION 2. Prescriptive Compliance Path: ASHRAE Advanced Energy Design Guide

PATH 1. ASHRAE Advanced Energy Design Guide for Small Office Buildings 2004

PATH 2. ASHRAE Advanced Energy Design Guide for Small Retail Buildings 2006

PATH 3. ASHRAE Advanced Energy Design Guide for Small Warehouses and Self Storage Buildings 2008

OR

OPTION 3. Prescriptive Compliance Path: Advanced Buildings™ Core Performance™ Guide


33


http://www.energycodes.gov/implement/determinations_com.stm



34

EA Prerequisite 3: Fundamental Refrigerant Management

Required

Intent

Requirements



35

EA Credit 1: Optimize Energy Performance

1–19 Points

Intent

Requirements

OPTION 1. Whole Building Energy Simulation (1–19 points)

New Buildings Existing Building Renovations Points

12% 8% 1

14% 10% 2

16% 12% 3

18% 14% 4

20% 16% 5

22% 18% 6

24% 20% 7

26% 22% 8

28% 24% 9

30% 26% 10

32% 28% 11

34% 30% 12

36% 32% 13

38% 34% 14

40% 36% 15

42% 38% 16

44% 40% 17

46% 42% 18

48% 44% 19


36

OR

OPTION 2. Prescriptive Compliance Path: ASHRAE Advanced Energy Design Guide (1 point)

PATH 1. ASHRAE Advanced Energy Design Guide for Small Office Buildings 2004

PATH 2. ASHRAE Advanced Energy Design Guide for Small Retail Buildings 2006


37

PATH 3. ASHRAE Advanced Energy Design Guide for Small Warehouses and Self Storage Buildings 2008

OR

OPTION 3. Prescriptive Compliance Path: Advanced Buildings™ Core Performance™ Guide (1–3 points)





38

EA Credit 2: On-site Renewable Energy

1–7 Points

Intent

Requirements

Percentage Renewable Energy Points

1% 1

3% 2

5% 3

7% 4

9% 5

11% 6

13% 7



39

EA Credit 3: Enhanced Commissioning

2 Points

Intent

Requirements


40



41

EA Credit 4: Enhanced Refrigerant Management

2 Points

Intent

Requirements

OPTION 1

OR

OPTION 2

LCGWP + LCODP x 105 100

Calculation definitions for LCGWP + LCODP x 105 100

LCODP = [ODPr x (Lr x Life +Mr) x Rc]/Life

LCGWP = [GWPr x (Lr x Life +Mr) x Rc]/Life

LCODP: Lifecycle Ozone Depletion Potential (lb CFC 11/Ton-Year)

LCGWP: Lifecycle Direct Global Warming Potential (lb CO2/Ton-Year)

GWPr: Global Warming Potential of Refrigerant (0 to 12,000 lb CO2/lbr)

ODPr: Ozone Depletion Potential of Refrigerant (0 to 0.2 lb CFC 11/lbr)

Lr: Refrigerant Leakage Rate (0.5% to 2.0%; default of 2% unless otherwise demonstrated)

Mr: End-of-life Refrigerant Loss (2% to 10%; default of 10% unless otherwise demonstrated)

Rc: Refrigerant Charge (0.5 to 5.0 lbs of refrigerant per ton of gross ARI rated cooling capacity)

Life: Equipment Life (10 years; default based on equipment type, unless otherwise demonstrated)

( LCGWP + LCODP x 105 ) x Qunit

——————————————————————————————Qtotal 100


42

Calculation definitions for [ (LCGWP + LCODP x 105) x Qunit ] / Qtotal 100

Qunit = Gross ARI rated cooling capacity of an individual HVAC or refrigeration unit (Tons)

Qtotal = Total gross ARI rated cooling capacity of all HVAC or refrigeration



43

EA Credit 5: Measurement and Verification

3 Points

Intent

Requirements

OPTION 1

OR

OPTION 2



44

http://www.energy


45

EA Credit 6: Green Power

2 Points

Intent

Requirements

OPTION 1. Determine Baseline Electricity Use

OR

OPTION 2. Estimate Baseline Electricity Use


http://www.green-e.org/energy

http://www.green-e.org/energy


46


47

MR Prerequisite 1: Storage and Collection of Recyclables

Required

Intent

Requirements



48

MR Credit 1.1: Building Reuse—Maintain Existing Walls, Floors and Roof

1–3 Points

Intent

Requirements

Building Reuse Points

55% 1

75% 2

95% 3



49

MR Credit 1.2: Building Reuse—Maintain Interior Nonstructural Elements

1 Point

Intent

Requirements



50

MR Credit 2: Construction Waste Management

1–2 Points

Intent

Requirements

Recycled or Salvaged Points

50% 1

75% 2



51

MR Credit 3: Materials Reuse

1–2 Points

Intent

Requirements

Reused Materials Points

5% 1

10% 2



52

MR Credit 4: Recycled Content

1–2 Points

Intent

Requirements

Recycled Content Points

10% 1

20% 2



53

MR Credit 5: Regional Materials

1–2 Points

Intent

Requirements

Regional Materials Points

10% 1

20% 2



54

MR Credit 6: Rapidly Renewable Materials

1 Point

Intent

Requirements



55

MR Credit 7: Certified Wood

1 Point

Intent

Requirements



56


57

IEQ Prerequisite 1: Minimum Indoor Air Quality Performance

Required

Intent

Requirements

AND

CASE 1. Mechanically Ventilated Spaces

CASE 2. Naturally Ventilated Spaces



58

IEQ Prerequisite 2: Environmental Tobacco Smoke (ETS) Control

Required

Intent

Requirements

CASE 1. All Projects

OPTION 1

OR

OPTION 2


59

CASE 2. Residential and Hospitality Projects Only


http://www.energy.ca.gov/title24/residential_manual

http://www.energy.ca.gov/title24/residential_manual


60

IEQ Credit 1: Outdoor Air Delivery Monitoring

1 Point

Intent

Requirements

AND





61

IEQ Credit 2: Increased Ventilation

1 Point

Intent

Requirements



AND

OPTION 1

OR

OPTION 2



62


63

IEQ Credit 3.1: Construction Indoor Air Quality Management Plan—During Construction

1 Point

Intent

Requirements



64

IEQ Credit 3.2: Construction Indoor Air Quality Management Plan—Before Occupancy

1 Point

Intent

Requirements

OPTION 1. Flush-Out1

PATH 1

OR

PATH 2

OR

OPTION 2. Air Testing


65

Contaminant Maximum Concentration

Formaldehyde 27 parts per billion

Particulates (PM10) 50 micrograms per cubic meter

Total volatile organic compounds (TVOCs) 500 micrograms per cubic meter

4-Phenylcyclohexene (4-PCH)* 6.5 micrograms per cubic meter

Carbon monoxide (CO) 9 part per million and no greater than 2 parts per million above outdoor levels

* This test is only required if carpets and fabrics with styrene butadiene rubber (SBR) latex backing are installed as part of the base building systems.



66

IEQ Credit 4.1: Low-Emitting Materials—Adhesives and Sealants

1 Point

Intent

Requirements

Architectural Applications VOC Limit

(g/L less water)Specialty Applications

VOC Limit (g/L less water)

Indoor carpet adhesives 50 PVC welding 510

Carpet pad adhesives 50 CPVC welding 490

Wood flooring adhesives 100 ABS welding 325

Rubber floor adhesives 60 Plastic cement welding 250

Subfloor adhesives 50 Adhesive primer for plastic 550

Ceramic tile adhesives 65 Contact adhesive 80

VCT and asphalt adhesives 50 Special purpose contact adhesive 250

Drywall and panel adhesives 50 Structural wood member adhesive 140

Cove base adhesives 50 Sheet applied rubber lining operations 850

Multipurpose construction adhesives 70 Top and trim adhesive 250

Structural glazing adhesives 100

Substrate Specific ApplicationsVOC Limit

(g/L less water)Sealants

VOC Limit (g/L less water)

Metal to metal 30 Architectural 250

Plastic foams 50 Nonmembrane roof 300

Porous material (except wood) 50 Roadway 250

Wood 30 Single-ply roof membrane 450

Fiberglass 80 Other 420

Sealant Primers VOC Limit (g/L less water)

Architectural, nonporous 250

Architectural, porous 775

Other 750


67

Aerosol Adhesives VOC Limit

General purpose mist spray 65% VOCs by weight

General purpose web spray 55% VOCs by weight

Special purpose aerosol adhesives (all types) 70% VOCs by weight



68

IEQ Credit 4.2: Low-Emitting Materials—Paints and Coatings

1 Point

Intent

Requirements



69

IEQ Credit 4.3: Low-Emitting Materials—Flooring Systems

1 Point

Intent

Requirements

OPTION 1

http://www.chps.net


70

OR

OPTION 2



71

IEQ Credit 4.4: Low-Emitting Materials—Composite Wood and Agrifiber Products

1 Point

Intent

Requirements



72

IEQ Credit 5: Indoor Chemical and Pollutant Source Control

1 Point

Intent

Requirements



73

IEQ Credit 6.1: Controllability of Systems—Lighting

1 Point

Intent

Requirements



74

IEQ Credit 6.2: Controllability of Systems—Thermal Comfort

1 Point

Intent

Requirements



75

IEQ Credit 7.1: Thermal Comfort—Design

1 Point

Intent

Requirements



76

IEQ Credit 7.2: Thermal Comfort—Verification

1 point in addition to IEQ credit 7.1

Intent

Requirements



77

IEQ Credit 8.1: Daylight and Views—Daylight

1 Point

Intent

Requirements

Regularly Occupied Spaces

Points

75% 1

OPTION 1. Simulation

OR

OPTION 2. Prescriptive

0.150 < VLT x WFR < 0.180


78

OR

OR

Ceiling Above

This Line H

2H


79

Hx0.7

H

35° 35°

Permanent Partition

Daylit Area

OR

OPTION 3. Measurement

OR

OPTION 4. Combination


80



81

IEQ Credit 8.2: Daylight and Views—Views

1 Point

Intent

Requirements



82


83

ID Credit 1: Innovation in Design

1–5 Points

Intent

Requirements

PATH 1. Innovation in Design (1-5 points)

PATH 2. Exemplary Performance (1-3 points)



84

ID Credit 2: LEED Accredited Professional

1 Point

Intent

Requirements



85

RP Credit 1: Regional Priority

1–4 Points

Intent

Requirements


http://www.usgbc.org/


86


87


88

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