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Proposed 2011 Specification ENERGY STAR FOR HOMES.

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Presentation on theme: "Proposed 2011 Specification ENERGY STAR FOR HOMES."— Presentation transcript:

1 Proposed 2011 Specification ENERGY STAR FOR HOMES

2 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC OUTLINE Introduction Introduction Compliance Options Compliance Options Mandatory Checklists Mandatory Checklists The Road Ahead The Road Ahead

3 Introduction ENERGY STAR FOR HOMES: PROPOSED 2011 SPECIFICATION

4 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC WHAT IS ENERGY STAR FOR HOMES? A voluntary label that: A voluntary label that: Defines Energy Efficient Rigorous Specifications Third-Party Verified Defines Energy Efficient Rigorous Specifications Third-Party Verified Recognizes Builders Government-Backed Label Web Site, Marketing, Awards Recognizes Builders Government-Backed Label Web Site, Marketing, Awards

5 Goal: Control Moisture Flow Control Thermal Flow Control Air Flow How: Loads/ QA/QC Driving Forces Fans Affordable Comfortable Healthy Durable ConductionConvectionRadiationVaporBulk < Risk > Customer Satisfaction > Differentiation > Environmental Protection > National Security= Better Home Lower Cost Badge of Honor= METHOD TO ENERGY STAR MADNESS

6 Goal: Control Moisture Flow Control Thermal Flow Control Air Flow How: Loads/ QA/QC Driving Forces Fans Affordable Comfortable Healthy Durable Low-E Windows Air Sealing Tight Ducts Low-E Windows Air Sealing Tight Ducts Low-E Windows Efficient HVAC Verification Air Sealing Tight Ducts ConductionConvectionRadiationVaporBulk < Risk > Customer Satisfaction > Differentiation > Environmental Protection > National Security= Better Home Lower Cost Badge of Honor= 1996 METHOD TO ENERGY STAR MADNESS Insulation R-Value

7 Goal: Control Moisture Flow Control Thermal Flow Control Air Flow How: Loads/ QA/QC Driving Forces Fans Affordable Comfortable Healthy Durable Insulation Alignment Low-E Windows Air Barriers Air Sealing Tight Ducts Low-E Windows Air/Vapor Barriers Air Sealing Tight Ducts Right-Sizing Insulation Alignment Low-E Windows Efficient HVAC Verification Air Sealing Air Barriers Air Sealing Tight Ducts ConductionConvectionRadiationVaporBulk < Risk > Customer Satisfaction > Differentiation > Environmental Protection > National Security= Better Home Lower Cost Badge of Honor= Efficient WH Efficient Lgtg./Appl METHOD TO ENERGY STAR MADNESS 2006 Insulation R-Value

8 Goal: Control Moisture Flow Control Thermal Flow Control Air Flow How: Loads/ QA/QC Driving Forces Fans Affordable Comfortable Healthy Durable Insulation Alignment Low-E Windows Air Barriers Air Sealing Tight Ducts Radiant Barriers Low-E Windows Air/Vapor Barriers Air Sealing Tight Ducts Water Man. Construction Right-Sizing Ventilation Insulation Alignment Low-E Windows Efficient HVAC Verification Air Sealing Air Barriers Air Sealing Tight Ducts Pressure Balancing ConductionConvectionRadiationVaporBulk Insulation Installation Dehumid. in Hot/Humid < Risk > Customer Satisfaction > Differentiation > Environmental Protection > National Security= Better Home Lower Cost Badge of Honor= Efficient WH HVAC Quality Inst. Efficient Lgtg./Appl Hot Water Distribution House Size METHOD TO ENERGY STAR MADNESS Pressure Balancing Insulation Installation Min. Thermal Bridging Insulation R-Value

9 Why: How: Moisture Bulk Moisture Vapor Radon Affordable Comfort Health Durability What: Radon Resist. Con. Test Kits Zones 1 & 2 Tight Ducts Air Sealing Air Barriers Moisture Resist. Mat. Water Man. Construc. No Smoking Com. Areas MERV 8 Filter No Ozone Generators CO Alarms Whole-Hse Ventilation Spot Ventilation Garage Ventilation Carpets FPL/Stove Vented/Stds. Pressed Wood Inter. Paints Finishes Direct/Power Vent Equip. Garage Isolation. Seal Foundation Screen Openings BiologicalCombustionChemical < Risk > Customer Satisfaction > Differentiation= Source Control FiltrationDilution Ventilation Filters/ Air Cleaning Protect Materials Dehum. In Hot/Humid HVAC Quality Inst. Proper Vap. Barriers EPA INDOOR AIR PLUS OVERLAP WITH 2011 SPEC < Risk of IAQ Problems Trivial Extra Cost=

10 Why: How: Moisture Bulk Moisture Vapor Radon Affordable Comfort Health Durability What: Radon Resist. Con. Test Kits Zones 1 & 2 Tight Ducts Air Sealing Air Barriers Moisture Resist. Mat. Water Man. Construc. No Smoking Com. Areas MERV 8 Filter No Ozone Generators CO Alarms Whole-Hse Ventilation Spot Ventilation Garage Ventilation Carpets FPL/Stove Vented/Stds. Pressed Wood Inter. Paints Finishes Direct/Power Vent Equip. Garage Isolation. Seal Foundation Screen Openings BiologicalCombustionChemical < Risk > Customer Satisfaction > Differentiation= Source Control FiltrationDilution Ventilation Filters/ Air Cleaning Protect Materials Dehum. In Hot/Humid HVAC Quality Inst. Proper Vap. Barriers EPA INDOOR AIR PLUS OVERLAP WITH 2011 SPEC < Risk of IAQ Problems Trivial Extra Cost=

11 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC WHY NEW SPECIFICATIONS? Codes Ramping Up Codes Ramping Up Standard Business Practices Ramping Up Standard Business Practices Ramping Up Significant Value Opportunities Significant Value Opportunities

12 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC KEY GOALS/SOLUTIONS GoalSolution Comprehensive Building Science Additional Mandatory Requirements Ensure high-efficency equipment and products more consistently included Additional mandatory requirements Reference design vs. fixed HERS Score Enhance quality control of verification process Additional mandatory checklists Reduce carbon emissions from bigger homes Size adjustment factor

13 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC KEY GOALS/SOLUTIONS GoalSolution Comprehensive Building Science Additional Mandatory Requirements Additional Mandatory Requirements More High-Efficiency Equipment and Products Additional Mandatory Requirements Reference Design Reference Design vs. Fixed HERS Score Enhance quality control of verification process Additional mandatory checklists Reduce carbon emissions from bigger homes Size adjustment factor

14 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC KEY GOALS/SOLUTIONS GoalSolution Comprehensive Building Science Additional Mandatory Requirements Additional Mandatory Requirements More High-Efficiency Equipment and Products Additional Mandatory Requirements Additional Mandatory Requirements Reference Design Reference Design vs. Fixed HERS Score Enhance Verification Quality Control Additional Checklists Additional Checklists Reduce carbon emissions from bigger homes Size adjustment factor

15 ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC KEY GOALS/SOLUTIONS GoalSolution Comprehensive Building Science Additional Mandatory Requirements Additional Mandatory Requirements More High-Efficiency Equipment and Products Additional Mandatory Requirements Additional Mandatory Requirements Reference Design Reference Design vs. Fixed HERS Score Enhance Verification Quality Control Additional Checklists Additional Checklists Reduce Carbon Emissions From Bigger Homes Size Adjustment Factor

16 Compliance Options ENERGY STAR FOR HOMES PROPOSED 2011 SPECIFICATIONS

17 PERFORMANCE VS. PRESCRIPTIVE ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC: PERFORMANCE VS. PRESCRIPTIVE MandatoryMeasures

18 MandatoryMeasures + or Prescriptive Path [only homes < Benchmark CFA] Performance Path

19 PERFORMANCE VS. PRESCRIPTIVE ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC: PERFORMANCE VS. PRESCRIPTIVE MandatoryMeasures + or Prescriptive Path [only homes < Benchmark CFA] ENERGY STAR Reference Design: HVAC Equipment Envelope & Windows Water Heater Lighting & Appl. Performance Path State Energy Code Reqts. Take Precedence

20 PERFORMANCE VS. PRESCRIPTIVE ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC: PERFORMANCE VS. PRESCRIPTIVE MandatoryMeasures + or Prescriptive Path [only homes < Benchmark CFA] HERS Index Proposed Home < Target Score [Size Adjusted] HERS Index Target Score ENERGY STAR Reference Design: HVAC Equipment Envelope & Windows Water Heater Lighting & Appl. Performance Path State Energy Code Reqts. Take Precedence

21 VARIABLE VS. FIXED HERS SCORE ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC: VARIABLE VS. FIXED HERS SCORE

22 COMPLIANCE OPTIONS SIZE ADJUSTMENT FACTOR STRATEGY =

23 Size Modification Factor not to exceed 1.0 Size Modification Factor not to exceed 1.0 Benchmark Home Size CFA Benchmark Home 0.25 HERS Index CFA Benchmark Home 0.25 HERS Index CFA Rated Home Target Score CFA Rated Home Target Score COMPLIANCE OPTIONS SIZE ADJUSTED TARGET SCORE BRs CFA 10001,6002,2002,8003,4004,0004,6005,200 x

24 Size Modification Factor not to exceed 1.0 Size Modification Factor not to exceed 1.0 Benchmark Home Size CFA Benchmark Home 0.25 HERS Index CFA Benchmark Home 0.25 HERS Index CFA Rated Home Target Score CFA Rated Home Target Score COMPLIANCE OPTIONS SIZE ADJUSTED TARGET SCORE BRs CFA 10001,6002,2002,8003,4004,0004,6005,200 x

25 Current HERS Index Threshold 2011 HERS Index Target for 2,200 Sq. Ft. 3 BR Home COMPLIANCE OPTIONS 2011 TARGET SCORE VS. FIXED SCORE ,1002,2003,3004,400 House Size [CFA in sq.ft.] HERS Index

26 Current HERS Index Threshold 2011 HERS Index Target for 2,200 Sq. Ft. 3 BR Home 2011 HERS Index Target for 3 BR Home Various Sizes COMPLIANCE OPTIONS 2011 TARGET SCORE VS. FIXED SCORE ,1002,2003,3004,400 House Size [CFA in sq.ft.] HERS Index Perf. or Prescriptive PerformanceOnly

27 Current HERS Index Threshold 2011 HERS Index Target for 2,200 Sq. Ft. 3 BR Home 2011 HERS Index Target for 3 BR Home Various Sizes 2011 HERS Index Target for 3 BR Home Adjusted for Size COMPLIANCE OPTIONS 2011 TARGET SCORE VS. FIXED SCORE ,1002,2003,3004,400 House Size [CFA in sq.ft.] HERS Index Perf. or Prescriptive PerformanceOnly

28 Current HERS Index Threshold 2011 HERS Index Target for 2,200 Sq. Ft. 3 BR Home 2011 HERS Index Target for 3 BR Home Various Sizes 2011 HERS Index Target for 3 BR Home Adjusted for Size COMPLILANCE OPTIONS 2011 TARGET SCORE VS. FIXED SCORE ,1002,2003,3004,400 House Size [CFA in sq.ft.] HERS Index Perf. or Prescriptive PerformanceOnly

29 MandatoryChecklists ENERGY STAR FOR HOMES: THE ROAD AHEAD

30 MANDATORY REQUIREMENTS ENERGY STAR QUALIFIED HOMES PROPOSED 2011 SPEC: MANDATORY REQUIREMENTS Checklists: 1)Thermal Bypass 2)Quality Framing 3)HVAC Quality Installation Contractor 4)HVAC Quality Installation Verifier 5)Energy Efficient Components 6)Indoor Air Quality 7)Water Managed Construction

31 THERMAL BYPASS CHECKLIST: THERMAL BYPASS CHECKLIST: INSULATION INSTALLATION PROBLEM Gaps CompressionVoids

32 THERMAL BYPASS CHECKLIST: BYPASS AT WALL/ATTIC INTERFACE

33 FRAMING QUALITY CHECKLIST: THERMAL BRIDGING SOLUTION Choose One System: Optimum Value Engineered Framing (OVE) Optimum Value Engineered Framing (OVE) Insulated Sheathing Insulated Sheathing Structural Insulated Panels (SIPS) Structural Insulated Panels (SIPS) Insulated Concrete Forms (ICF) Insulated Concrete Forms (ICF) Double Wall Framing Double Wall FramingPlus: Raised Heel Trusses Raised Heel Trusses Raised HVAC Attic Platform Framing Raised HVAC Attic Platform Framing

34 MANDATORY REQUIREMENTS ENERGY EFFICIENT COMPONENT CHECKLIST MANDATORY REQUIREMENTS Water Efficiency - Shower Heads < 2.0 gpm - Efficient Hot Water Distribution Water Efficiency - Shower Heads < 2.0 gpm - Efficient Hot Water Distribution Lighting - ENERGY STAR Advanced Lighting Package or - ENERGY STAR Qualified Bulbs in 80% Sockets Lighting - ENERGY STAR Advanced Lighting Package or - ENERGY STAR Qualified Bulbs in 80% Sockets Fans - All Bathroom Fans ENERGY STAR Qualified - All Ceiling Fans ENERGY STAR Qualified Fans - All Bathroom Fans ENERGY STAR Qualified - All Ceiling Fans ENERGY STAR Qualified Appliances - ENERGY STAR Refrigerator, Dishwasher, Clothes Washer [where provided] Appliances - ENERGY STAR Refrigerator, Dishwasher, Clothes Washer [where provided]

35 MANDATORY REQUIREMENTS: EFFICIENT WATER HEATING SYSTEM Energy Factor Energy Factor Hot Water Distribution Hot Water Distribution Insulated Piping Insulated Piping Heat Trap Above Tank/Heater Heat Trap Above Tank/Heater

36 MANDATORY REQUIREMENTS: WATER HEATING DISTRIBUTION Core System (Wet Walls) Core System (Wet Walls) Manifold System Manifold System Demand Pumping System Demand Pumping System

37 FRAMING QUALITY CHECKLIST: THERMAL BRIDGING

38 FRAMING QUALITY CHECKLIST : COMPLETING THE INSULATION SYSTEM Air-Tight Assemblies (Reference Design Air Leakage) Air-Tight Assemblies (Reference Design Air Leakage) Six-Sided Air Barrier (Thermal Bypass Checklist) Six-Sided Air Barrier (Thermal Bypass Checklist) Zero-Tolerance (Thermal Bypass Checklist) Zero-Tolerance (Thermal Bypass Checklist) Minimal Thermal Bridging (Framing Checklist) Minimal Thermal Bridging (Framing Checklist)

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41 Rated SEER Typical Installation ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

42 Rated SEER Typical Installation ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

43 Rated SEER Typical Installation Sized Right.75 ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

44 Rated SEER Typical Installation Sized Right.75 Airtight Ducts 2.0 ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

45 Rated SEER Typical Installation Correct Flow 0.5 Sized Right.75 Airtight Ducts 2.0 ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

46 Rated SEER Typical Installation Correct Flow 0.5 Proper Charge 1.5 Sized Right.75 Airtight Ducts 2.0 ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

47 Rated SEER Typical Installation Correct Flow 0.5 Proper Charge 1.5 Sized Right.75 Airtight Ducts 2.0 ENERGY STAR INDOOR AIR PACKAGE HVAC BEST PRACTICE INSTALLATION Field Adjusted SEER [SEERFA] Courtesy of Advanced Energy Corp.

48 Right-Sizing Air Distribution Refrigerant Charge Duct Installation Equipment (ACCA Manual J/S) Ducts (ACCA Manual D) Terminals (ACCA Manual T) Duct Leakage Static Pressure Flow Across Coil Air Flow Testing TXV Valve HVAC QUALITY INSTALLATION CHECKLISTS: HVAC QUALITY INSTALLATION Installation R-8 Ducts in Attic Leakage to Outdoors and Total Pressure Balancing

49 Exit grille is over here !

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52 MANDATORY REQUIREMENTS INDOOR AIR QUALITY CHECKLIST MANDATORY REQUIREMENTS Ventilation - Whole-House (ASHRAE 62.2) - Local Exhaust (ASHRAE 62.2) Ventilation - Whole-House (ASHRAE 62.2) - Local Exhaust (ASHRAE 62.2) Combustion Pollutants - Garage Isolation - No Ventless Combustion Appliances except Kitchen Cooking - CO Detectors where Combustion Appliances/Attached Garage Combustion Pollutants - Garage Isolation - No Ventless Combustion Appliances except Kitchen Cooking - CO Detectors where Combustion Appliances/Attached Garage Filtration - Merv 8 Filter - Proper Installation Filtration - Merv 8 Filter - Proper Installation

53 MANDATORY REQUIREMENTS WATER-MANAGED CONSTRUCTION CHECKLIST MANDATORY REQUIREMENTS Water-Managed Foundation Water-Managed Foundation Water Managed Wall Assembly Water Managed Wall Assembly Water-Managed Roof Assembly Water-Managed Roof Assembly Building Materials Building Materials

54 WATER MANAGED CONSTRUCTION CHECKLIST: WATER MANAGED ROOFS BITUMINOUS MEMBRANE AT VALLEYS

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56 WATER MANAGED CONSTRUCTION CHECKLIST: WATER MANAGED ROOFS MORE ROOF FLASHING DETAILS …

57 WATER MANAGED CONSTRUCTION CHECKLIST: WATER MANAGED WALLS DRAINAGE PLANE DESIGN

58 WATER MANAGED CONSTRUCTION CHECKLIST: WATER MANAGED WALLS BEST PRACTICE INSTALLATION WINDOW/DOOR PAN FLASHING

59 WATER MANAGED CONSTRUCTION CHECKLIST: WATER MANAGED WALLS WINDOW/DOOR PAN FLASHING

60 WATER MANAGED CONSTRUCTION CHECKLIST: WATER MANAGED FOUNDATIONS FOUNDATION DRAINAGE SYSTEM WITH CAPILLARY BREAKS Poly vapor retarder/capillary break Course gravel granular drainage Perforated drainage pipe in gravel with fabric filter Pipe connection to granular drainage Free-draining back-fill

61 2011 Specification vs.Title-24 ENERGY STAR FOR HOMES: PROPOSED 2011 SPECIFICATION

62 2011 SPEC vs. TITLE-24 SUMMARY Grade 1 Insulation and Air Barriers Mandatory Grade 1 Insulation and Air Barriers Mandatory Maximum Framing Factors Maximum Framing Factors Radiant Barrier Sheathing or ENERGY STAR Roofs Radiant Barrier Sheathing or ENERGY STAR Roofs HVAC Quality Installation HVAC Quality Installation Quality Duct Installation Quality Duct Installation Efficient Cooling and Water Heating Equipment Efficient Cooling and Water Heating Equipment Efficient Hot Water Distribution Efficient Hot Water Distribution Low-Flow Shower Heads Low-Flow Shower Heads Additional Energy Efficient Lighting, Appliances, Fans Additional Energy Efficient Lighting, Appliances, Fans ASHRAE 62.2 Ventilation ASHRAE 62.2 Ventilation Water-Managed Construction Water-Managed Construction

63 The Road Ahead ENERGY STAR FOR HOMES PROPOSED 2011 SPECIFICATION

64 The automotive companies being in a crisis [means] nows the time for a disruptive technology… The automotive industry has now moved beyond trying to protect old technology… Alex Molinaroli, President of Power Solutions at Johnson Controls A UNIQUE TIME FOR BIG CHANGE

65 RETOOLING HOW WE BUILD HOMES Net-Zero Ready Homes ~30% - 50% Less Square Feet with 100% Function Square Feet with 100% Function Cooling/Heating Loads Cooling/Heating Loads Framing Framing Ducts Ducts Plumbing Plumbing HVAC Equipment HVAC Equipment Waste Waste Construction Time Construction Time ~70% Less Call-Backs

66 Advanced Technologies ENERGY STAR for Homes 2011 Draft Specs ENERGY STAR for Homes 2006 Specs THE ROAD AHEAD: PATH TO NO/LOW CARBON EPA Indoor airPlus

67 Goal: Control Moisture Flow Control Thermal Flow Control Air Flow How: Loads/ QA/QC Driving Forces Fans Affordable Comfortable Healthy Durable Insulation Alignment Low-E Windows Air Barriers Air Sealing Tight Ducts Radiant Barriers Low-E Windows Air/Vapor Barriers Air Sealing Tight Ducts Water Man. Construction Right-Sizing Ventilation Insulation Alignment Low-E Windows Efficient HVAC Verification Air Sealing Air Barriers Air Sealing Tight Ducts Pressure Balancing ConductionConvectionRadiationVaporBulk Insulation Installation Dehumid. in Hot/Humid < Risk > Customer Satisfaction > Differentiation > Environmental Protection > National Security= Better Home Lower Cost Badge of Honor= Efficient WH HVAC Quality Inst. Efficient Lgtg./Appl Hot Water Distribution House Size WHERE TO GO FROM HERE? Pressure Balancing Insulation Installation Min. Thermal Bridging Insulation R-Value

68 Goal: Control Moisture Flow Control Thermal Flow Control Air Flow How: Loads/ QA/QC Driving Forces Fans Affordable Comfortable Healthy Durable Insulation Alignment Low-E Windows Air Barriers Air Sealing Tight Ducts Radiant Barriers Low-E Windows Air/Vapor Barriers Air Sealing Tight Ducts Water Man. Construction Right-Sizing Ventilation Insulation Alignment Low-E Windows Efficient HVAC Verification Air Sealing Air Barriers Air Sealing Tight Ducts Pressure Balancing ConductionConvectionRadiationVaporBulk Insulation Installation Dehumid. in Hot/Humid < Risk > Customer Satisfaction > Differentiation > Environmental Protection > National Security= Better Home Lower Cost Badge of Honor= Efficient WH HVAC Quality Inst. Efficient Lgtg./Appl Hot Water Distribution House Size WHERE TO GO FROM HERE? Pressure Balancing Insulation Installation Min. Thermal Bridging Insulation R-Value

69 THE ROAD AHEAD: CLIMATE CHOICE ADVANCED TECHS. Base: ENERGY STAR Indoor airPlus Advanced Technologies: Super Air-Tight Construction Super Air-Tight Construction Super Insulation Super Insulation Super Windows Super Windows Super-Efficient Equipment Super-Efficient Equipment Ducts Inside Conditioned Space Ducts Inside Conditioned Space ENERGY STAR Water Heating ENERGY STAR Water Heating

70 Renewable Power (Purchase or On-site) Occupant Behavior Advanced Design Advanced Technologies ENERGY STAR for Homes 2011 Draft Specs ENERGY STAR for Homes 2006 Specs THE ROAD AHEAD: PATH TO NO/LOW CARBON EPA Indoor airPlus

71 THE ROAD AHEAD: WHY CLIMATE CHOICE? ENERGY STAR Farm System ENERGY STAR Farm System Solution for Early Adopters Solution for Early Adopters

72 THE ROAD AHEAD: NICHE OR MAINSTREAM?

73 THE ROAD AHEAD: TIMELINE Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4 ES 2011 Vetting Climate Choice Vetting Climate Choice Implementation ES 2011 Released ES 2011 Enforced Climate Choice Devel.

74 2011 SPECIFICATION TIMELINE Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4 ES 2011 Vetting ES 2011 Released ES 2011 Enforced

75 HOW TO GET MORE INFORMATION On the Web at:http://www.energystar.gov/homes


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