residential energy efficiency meeting july 20, 2010
TRANSCRIPT
ENERGY STAR Qualified Homes
Version 3:
Assuring Performance
With Every Qualified Home
RESIDENTIAL ENERGY EFFICIENCY MEETINGJULY 20, 2010
ENERGY STAR FOR HOMES GROWTHTHE ROAD TO ONE MILLION HOMES
0
200000
400000
600000
800000
1000000
1200000
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
Column 1
Line 2
Number
Labeled
Homes
Year
96 97 98 99 00 0302 04 05 06 0701 08 09
200,000
400,000
600,000
800,000
1,000,000
0
Cumulative
Annual
0
5
10
15
20
25
2001 2002 2003 2004 2005 2006 2007 2008 2009
1
ENERGY STAR FOR HOMES GROWTHONE IN FIVE HOMES IN 2009
% Market
Penetration
Year
ENERGY STAR FOR HOMES GROWTHNEW BUILDER PARTNERS PER MONTH
300
250
150
50
200
100
0
Before Soft Market After Soft Market
~1,000%
Growth!
WHY ENERGY STAR FOR HOMES SPECIFICATIONS CRITICAL
A voluntary labeling program that:
Defines Energy EfficientRigorous Specifications
Third-Party Verified
Recognizes BuildersGovernment-Backed Label
Web Site, Marketing, Awards
Control Moisture Flow
Vapor Bulk
Control
Thermal Flow
Efficient
Equipment
3rd Party
Verification
Control
Air Flow
Air Sealing
Tight Ducts
Air Sealing
Tight Ducts
Air Sealing
Tight Ducts
Low-E
Windows
Efficient
HVAC
Insulation
Alignment
Air Barriers
Insulataion
R-Value
Air Barriers
Efficient
WH System
Efficient
Lgtg./Appl.
Right-Sizing
Ventilation
Dehumid. in
Hot/Humid
Insulation
Installation
Pressure
Balancing
Min.Thermal
Bridging
HVAC
Quality Inst.
Water Man.
Construction
Thermal
Enclos. Chk
HVAC Sys.
QI Chks
Water Man.
System Chk
Affordable
Comfortable
Healthy
Durable
Air Barriers
ENERGY STAR Qualified HomesVersion 3 Spec
Building
Materials
Defining Truly Energy Efficient
Thermal EnclosureSystem:•Air Leakage•Insulation R-Value•Insulation Installation•Air Barriers•Thermal Bridging•High-Perf. Windows
COMPLETE SYSTEMSCHECKLISTS
HVAC QualityInstallation System:•Efficient Equipment•Right-Sizing•Air Distribution•Refrigerant Charge•Duct Installation•Pressure Balancing•Ventilation•Filtration
Water ManagementSystem:•Roof Membranes•Flashing•WRB’s•Fabric Filters•Capillary Breaks•Drainage Layer
Thermal Enclosure SystemValue Proposition
Visibly better quality
Superior comfort and health
Future resale value
COMPLETE SYSTEMS:CHECKLISTS
HVAC QualityInstallation System:•Efficient Equipment•Right-Sizing•Air Distribution•Refrigerant Charge•Duct Installation•Pressure Balancing•Ventilation•Filtration
Water ManagementSystem:•Roof Membranes•Flashing•WRB’s•Fabric Filters•Capillary Breaks•Drainage Layer
Thermal EnclosureSystem:•Air Leakage•Insulation R-Value•Insulation Installation•Air Barriers•Thermal Bridging•High-Perf. Windows
6
7
8
9
10
11
12
13
14
11 12 13 14 15
Rated SEER
Typical Installation
HVAC SYSTEM QUALITY INSTALLATION
Fie
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Courtesy of Advanced Energy Corp.
6
7
8
9
10
11
12
13
14
11 12 13 14 15
Rated SEER
Typical Installation
Courtesy of Advanced Energy Corp.
Fie
ld A
dju
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d S
EE
R
HVAC SYSTEM QUALITY INSTALLATION
Equipment (ACCA Manual J/S)Ducts (ACCA Manual D)
Flow Across CoilRoom-by-Room Air Flow
Static Pressure
TestingTXV Valve
Matched ComponentsSensible Heat Ratio
HV
AC
Co
ntr
acto
r
Right-Sizing
Equipment Selection
Air Distribution
Refrigerant Charge
HVAC QUALITY INSTALLATION
Duct InstallationR-8 Ducts in Attic
Leakage to Outdoors and TotalPressure Balancing
HVAC QUALITY INSTALLATIONH
ER
S R
ate
r
Load Design InputsInstalled Equipment Size
Matching Equipment Measure Flow Across Coil
Refrigerant CalculationsControl Operations
Verify Supply/Return Grill Counts
Duct Installation
Sizing/Selection
Water Management SystemValue Proposition
Better protection for largest investment
Lower maintenance
Healthier home
Thermal EnclosureSystem:•Air Leakage•Insulation R-Value•Insulation Installation•Air Barriers•Thermal Bridging•High-Perf. Windows
Water ManagementSystem:•Roof Membranes•Flashing•WRB’s•Fabric Filters•Capillary Breaks•Drainage Layer
COMPLETE SYSTEMS NEED MORE QA/QC
HVAC QualityInstallation System:•Efficient Equipment•Right-Sizing•Air Distribution•Refrigerant Charge•Duct Installation•Pressure Balancing•Ventilation•Filtration
2011 SPEC QA/QC Milestones
New Mandatory v3 Certificate
Field Guides
New Builder Training Requirement
New Rater Training Requirement
New HVAC Contractor Training Requirement
New HVAC Contractor Listing Requirement
Link with new RESNET QA Protocol
Leveraged Sponsor and Industry Training
* Where a feature varies across the home, the predominant performance level is shown.
HOME INFORMATIONBuilder Name:Permit Date/Number:Home Address:
A COMPLETE WATER MANAGEMENT SYSTEM:• Complete roof flashing details• Heavy-duty membranes at roof valleys and eaves• Pan flashing at all windows and doors• Complete wall drainage plane• Fabric filter at foundation drain• Capillary break under foundation• Site Drainage
YOUR ENERGY STAR QUALIFIED HOME FEATURESYour home has been constructed to meet U.S. EPA’s latest guidelines for energy efficiency including the following features:
ENERGY STAR Qualified Home Certificate Report
A COMPLETE THERMAL ENCLOSURE SYSTEM:• Comprehensive air sealing
(Blower Door Result)• Code or Better Insulation Levels *
(R-values for attics, walls, floors)• Properly installed insulation
(RESNET Grade 1)• High-performance windows*
(u-Value; SHGC)• Complete Air Barrier• Reduced Thermal Bridging
(adv. framing, rigid insulation sheathing, adv. wall system)
A COMPLETE HEATING AND COOLING QUALITY INSTALLATION SYSTEM:• Efficient heating and cooling equipment
(A/C SEER; Furnace AFUE, Boiler AFUE)• Properly sized equipment and ducts• Sealed and tested duct work
(Duct Test Result)• Verified proper refrigerant charge (when applicable)• Whole-house and spot ventilation• Programmable thermostat
ENERGY EFFICIENT LIGHTING AND APPLIANCES:• Efficient water heater
(EF Rating)• ENERGY STAR qualified lighting
(list number of bulbs and/or fixtures)• ENERGY STAR qualified appliances and fans
(list specific products)
RATING INFORMATIONRating Company:Rater Identification Number:
Rating Date:
ENERGY STAR FOR HOMES VERSION NUMBER:
3-D
Detail
Scope of
Work
Checklist
Reference
CAD
Drawing Relate
d
Trades
HERS
Provider
Sponsor/
Industry
HERS
Rater
ACCA
RESNET
EPA
ENERGY STAR Qualified Homes QA Flow Chart
QA SourceBuilders
HERS
Raters
HVAC
Contrac.
Other
Trades
Train-the-Trainer
HERS
Provider
Home Certif.
3rd Party Verif.
Tech. Training
Online Training
QA Protocol
V3 Training
ACCA QA List
3rd Party Verif. 3rd Party Verif.
Tech. Training
QA Designee
Accreditation
Accomp. E-mail
100% Recert.
Rater E-mail.
Rater E-mail
Online Training
QA Oversight
Certification
QA Oversight
V3 Training
ENERGY STAR NEW SPEC TRANSITION
Version Description
2.0 2006 Guidelines
2.5Version 3 Reference Design with
Air Barriers and Air Sealing Checklist Items
3.0Version 3 Reference Design with
All Checklists
4.0ENERGY STAR Concept Home
(Version 3 + EPA IAP + Adv. Techs.)
ENERGY STAR New Homes Implementation Schedule
Permit
Date
Before
1/1/2011
On or After
1/1/2011
On or After
1/1/2012
Single Family Homes
7/1/2010 1/1/2011 7/1/2011 1/1/2012
Condos/Apts. in Multi-Family Buildings
All Homes
Building Completion Date7/1/2012
All Homes
All HomesAny Time
Version 2.0
Version 2.5
Version 3.0
Concept Home
V2.0
V2.0 V2.5 V3.0
V3.0
V2.5 V3.0
V3.0
Concept Home
ENERGY STAR VERSION 3 HOMEWORK…
IMAGESFOR FIELD GUIDE
HOW TO GET MORE INFORMATION
On the Web at:
http://www.energystar.gov/homes