SlideShare a Scribd company logo

Shawna henderson_cmhc_retrofitconf_oct009

A presentation of the results of a study for CMHC (Canada Mortgage and Housing Corporation), The Path to Net Zero: Deep Energy Retrofits. Presentation was made at the CMHC Affordable Retrofits Conference in October 2009.

1 of 48
Download to read offline
(Deep)	
  Energy	
  Retrofits	
  
by	
  House	
  Type	
  
	
  
Inves7ng	
  in	
  Exis7ng	
  Housing	
  
Shawna	
  Henderson,	
  CEO	
  
Bfreehomes	
  Design	
  Ltd.	
  
Energy	
  Efficiency	
  programs	
  aim	
  for	
  a	
  20	
  to	
  30%	
  
reduc7on	
  in	
  space	
  and	
  water	
  hea7ng	
  needs.	
  
A	
  deep	
  energy	
  reduc7on	
  aims	
  for	
  70	
  to	
  90%.	
  
St.	
  Margarets	
  
Bay,	
  1992	
  
St.	
  Margarets	
  
Bay,	
  1998	
  

St.	
  Margarets	
  
Bay,	
  1996	
  

Lunenburg,	
  
2002	
  

Wallace	
  River,	
  
2007	
  
New	
  SINGLE	
  FAMILY	
  housing	
  =	
  about	
  
110,000/year	
  
13.2	
  million	
  exis7ng	
  homes	
  in	
  Canada	
  
Nova	
  Sco7a:	
  nearly	
  50%	
  pre-­‐1970	
  
CMHC About Your House Series:
Renovating for Energy Savings
http://www.cmhc-schl.gc.ca/en/co/renoho/reensa/index.cfm
Free download
Approaching	
  Net	
  Zero	
  Energy	
  in	
  Exis7ng	
  Houses	
  
12	
  house	
  types,	
  6	
  ci7es	
  
Range	
  of	
  ages:	
  
1922	
  to	
  2000	
  
1. 	
  How	
  does	
  house	
  type/age	
  
affect	
  NZEEH?	
  
2. 	
  How	
  does	
  climate	
  affect	
  
NZEEH?	
  
Ad

Recommended

A6 preserving rural rental housing p pt - janaka casper
A6 preserving rural rental housing   p pt - janaka casperA6 preserving rural rental housing   p pt - janaka casper
A6 preserving rural rental housing p pt - janaka casperHousing Assistance Council
 
DELTEC-sustainabilityreport2014web
DELTEC-sustainabilityreport2014webDELTEC-sustainabilityreport2014web
DELTEC-sustainabilityreport2014webBrenda Cooke
 
Build Boston 2011 Green That Means Something
Build Boston 2011 Green That Means SomethingBuild Boston 2011 Green That Means Something
Build Boston 2011 Green That Means SomethingGreener Every Day
 
D3 innovative construction technologies bill downs - arcata
D3 innovative construction technologies   bill downs - arcataD3 innovative construction technologies   bill downs - arcata
D3 innovative construction technologies bill downs - arcataHousing Assistance Council
 
Building sustainable communities the habitat for humanity of greater memphi...
Building sustainable communities   the habitat for humanity of greater memphi...Building sustainable communities   the habitat for humanity of greater memphi...
Building sustainable communities the habitat for humanity of greater memphi...TNenergy
 
Rho-Orion Investments: Our Story
Rho-Orion Investments: Our StoryRho-Orion Investments: Our Story
Rho-Orion Investments: Our StoryDon White
 

More Related Content

What's hot

LUXURY VILLAS IN BANGALORE-ZED Earth
LUXURY VILLAS IN BANGALORE-ZED EarthLUXURY VILLAS IN BANGALORE-ZED Earth
LUXURY VILLAS IN BANGALORE-ZED EarthZED
 
Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...
Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...
Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...Blake Morgan
 
2010 10-20 nahbrc greening midwest
2010 10-20 nahbrc greening midwest2010 10-20 nahbrc greening midwest
2010 10-20 nahbrc greening midwestAmber Joan Wood
 
Ecolivinguk.com Big Green Home Show Low Energy New Build
Ecolivinguk.com Big Green Home Show Low Energy New BuildEcolivinguk.com Big Green Home Show Low Energy New Build
Ecolivinguk.com Big Green Home Show Low Energy New BuildEcoliving
 
Detroit, Dallas & Despotism
Detroit, Dallas & DespotismDetroit, Dallas & Despotism
Detroit, Dallas & DespotismorganicARCHITECT
 
Beyond Zero Carbon Housing - Alan Shingler
Beyond Zero Carbon Housing - Alan ShinglerBeyond Zero Carbon Housing - Alan Shingler
Beyond Zero Carbon Housing - Alan ShinglerCreative Energy Homes
 
Building the Home of Tomorrow, Today
Building the Home of Tomorrow, TodayBuilding the Home of Tomorrow, Today
Building the Home of Tomorrow, Todaylsiegele
 
The Eddlington Centre, Eddlington, Doncaster
The Eddlington Centre, Eddlington, DoncasterThe Eddlington Centre, Eddlington, Doncaster
The Eddlington Centre, Eddlington, DoncasterMartyn Watkinson
 
Federal Courthouse, Chicago, Illinois - LEED Platinum Candidate
Federal Courthouse, Chicago, Illinois - LEED Platinum CandidateFederal Courthouse, Chicago, Illinois - LEED Platinum Candidate
Federal Courthouse, Chicago, Illinois - LEED Platinum CandidateMichael R. Barr
 
Sustainable refurbishment at scale - By Stephen Passmore, Energy Saving Trust
Sustainable refurbishment at scale - By Stephen Passmore, Energy Saving TrustSustainable refurbishment at scale - By Stephen Passmore, Energy Saving Trust
Sustainable refurbishment at scale - By Stephen Passmore, Energy Saving TrustsustainableCoRE
 
Solar Skies solar thermal hot water collectors
Solar Skies solar thermal hot water collectorsSolar Skies solar thermal hot water collectors
Solar Skies solar thermal hot water collectorsUniversity of Minnesota
 
Passive House/AIA MN Convention
Passive House/AIA MN ConventionPassive House/AIA MN Convention
Passive House/AIA MN ConventionTE Studio
 
Solarsa Commercial Overview
Solarsa Commercial OverviewSolarsa Commercial Overview
Solarsa Commercial OverviewScott Jorgensen
 
Show Me The Money: Building Management Workshop
Show Me The Money: Building Management WorkshopShow Me The Money: Building Management Workshop
Show Me The Money: Building Management WorkshopRyan Slack
 
Coidak led lights panel light
Coidak led lights panel lightCoidak led lights panel light
Coidak led lights panel lightXiao Yiely
 

What's hot (19)

LUXURY VILLAS IN BANGALORE-ZED Earth
LUXURY VILLAS IN BANGALORE-ZED EarthLUXURY VILLAS IN BANGALORE-ZED Earth
LUXURY VILLAS IN BANGALORE-ZED Earth
 
Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...
Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...
Blake Lapthorn Green Breakfast, 12 December 2012, with guest speaker Alex Fla...
 
2010 10-20 nahbrc greening midwest
2010 10-20 nahbrc greening midwest2010 10-20 nahbrc greening midwest
2010 10-20 nahbrc greening midwest
 
The idea of zed
The idea of zedThe idea of zed
The idea of zed
 
Ecolivinguk.com Big Green Home Show Low Energy New Build
Ecolivinguk.com Big Green Home Show Low Energy New BuildEcolivinguk.com Big Green Home Show Low Energy New Build
Ecolivinguk.com Big Green Home Show Low Energy New Build
 
Detroit, Dallas & Despotism
Detroit, Dallas & DespotismDetroit, Dallas & Despotism
Detroit, Dallas & Despotism
 
Zed Earth Brochure
Zed Earth BrochureZed Earth Brochure
Zed Earth Brochure
 
Beyond Zero Carbon Housing - Alan Shingler
Beyond Zero Carbon Housing - Alan ShinglerBeyond Zero Carbon Housing - Alan Shingler
Beyond Zero Carbon Housing - Alan Shingler
 
Lbnl 50409
Lbnl 50409Lbnl 50409
Lbnl 50409
 
Building the Home of Tomorrow, Today
Building the Home of Tomorrow, TodayBuilding the Home of Tomorrow, Today
Building the Home of Tomorrow, Today
 
The Eddlington Centre, Eddlington, Doncaster
The Eddlington Centre, Eddlington, DoncasterThe Eddlington Centre, Eddlington, Doncaster
The Eddlington Centre, Eddlington, Doncaster
 
Federal Courthouse, Chicago, Illinois - LEED Platinum Candidate
Federal Courthouse, Chicago, Illinois - LEED Platinum CandidateFederal Courthouse, Chicago, Illinois - LEED Platinum Candidate
Federal Courthouse, Chicago, Illinois - LEED Platinum Candidate
 
Sustainable refurbishment at scale - By Stephen Passmore, Energy Saving Trust
Sustainable refurbishment at scale - By Stephen Passmore, Energy Saving TrustSustainable refurbishment at scale - By Stephen Passmore, Energy Saving Trust
Sustainable refurbishment at scale - By Stephen Passmore, Energy Saving Trust
 
Gbf08 laebon chess net zero home
Gbf08 laebon chess net zero homeGbf08 laebon chess net zero home
Gbf08 laebon chess net zero home
 
Solar Skies solar thermal hot water collectors
Solar Skies solar thermal hot water collectorsSolar Skies solar thermal hot water collectors
Solar Skies solar thermal hot water collectors
 
Passive House/AIA MN Convention
Passive House/AIA MN ConventionPassive House/AIA MN Convention
Passive House/AIA MN Convention
 
Solarsa Commercial Overview
Solarsa Commercial OverviewSolarsa Commercial Overview
Solarsa Commercial Overview
 
Show Me The Money: Building Management Workshop
Show Me The Money: Building Management WorkshopShow Me The Money: Building Management Workshop
Show Me The Money: Building Management Workshop
 
Coidak led lights panel light
Coidak led lights panel lightCoidak led lights panel light
Coidak led lights panel light
 

Viewers also liked

Low cost earthquake resistant housing
Low cost earthquake resistant housingLow cost earthquake resistant housing
Low cost earthquake resistant housingB1 Architect
 
Earthquake Resistant Design of Low-Rise Open Ground Storey Framed Building
Earthquake Resistant Design of Low-Rise Open Ground Storey  Framed BuildingEarthquake Resistant Design of Low-Rise Open Ground Storey  Framed Building
Earthquake Resistant Design of Low-Rise Open Ground Storey Framed BuildingIJMER
 
Healthy Net Zero Homes
Healthy Net Zero HomesHealthy Net Zero Homes
Healthy Net Zero HomesMelanie Loftus
 
Energy Ratings for Windows: Balancing Energy Consumption and Thermal Comfort
Energy Ratings for Windows: Balancing Energy Consumption and Thermal ComfortEnergy Ratings for Windows: Balancing Energy Consumption and Thermal Comfort
Energy Ratings for Windows: Balancing Energy Consumption and Thermal ComfortRDH Building Science
 
Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013
Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013
Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013Shanti Pless
 
Disaster Resist house , with stand cyclone and earthquake
Disaster Resist house , with stand cyclone and earthquake Disaster Resist house , with stand cyclone and earthquake
Disaster Resist house , with stand cyclone and earthquake Vanuatu Futsal League
 
Net Zero Energy Home Case Study
Net Zero Energy Home Case StudyNet Zero Energy Home Case Study
Net Zero Energy Home Case StudyPriyaChawla
 
Net Zero Building Enclosure Retrofits for Houses
Net Zero Building Enclosure Retrofits for HousesNet Zero Building Enclosure Retrofits for Houses
Net Zero Building Enclosure Retrofits for HousesRDH Building Science
 
Understanding Net Zero
Understanding Net ZeroUnderstanding Net Zero
Understanding Net ZeroRob Freeman
 
Earthquake Resistent Structures
Earthquake Resistent StructuresEarthquake Resistent Structures
Earthquake Resistent StructuresAshok Kumar
 
Case Study: Zero Net Energy and the Changing Shape of Architecture
Case Study: Zero Net Energy and the Changing Shape of ArchitectureCase Study: Zero Net Energy and the Changing Shape of Architecture
Case Study: Zero Net Energy and the Changing Shape of ArchitectureSustainable Performance Institute
 
Zero energy building
Zero energy buildingZero energy building
Zero energy buildingRaghav Gupta
 
Earthquake Resistant Design Techniques
Earthquake Resistant Design TechniquesEarthquake Resistant Design Techniques
Earthquake Resistant Design TechniquesSahil Kaundal
 
Earthquake resistant low rise building
Earthquake resistant low rise buildingEarthquake resistant low rise building
Earthquake resistant low rise buildingRakesh Samaddar
 
Earthquake resistant construction
Earthquake resistant constructionEarthquake resistant construction
Earthquake resistant constructionHarsh Jain
 
Earthquake Resistant Designs
Earthquake Resistant DesignsEarthquake Resistant Designs
Earthquake Resistant DesignsJNTU
 
Earthquake resistant structure
Earthquake resistant structureEarthquake resistant structure
Earthquake resistant structurevikskyn
 

Viewers also liked (18)

Low cost earthquake resistant housing
Low cost earthquake resistant housingLow cost earthquake resistant housing
Low cost earthquake resistant housing
 
Earthquake Resistant Design of Low-Rise Open Ground Storey Framed Building
Earthquake Resistant Design of Low-Rise Open Ground Storey  Framed BuildingEarthquake Resistant Design of Low-Rise Open Ground Storey  Framed Building
Earthquake Resistant Design of Low-Rise Open Ground Storey Framed Building
 
Healthy Net Zero Homes
Healthy Net Zero HomesHealthy Net Zero Homes
Healthy Net Zero Homes
 
Energy Ratings for Windows: Balancing Energy Consumption and Thermal Comfort
Energy Ratings for Windows: Balancing Energy Consumption and Thermal ComfortEnergy Ratings for Windows: Balancing Energy Consumption and Thermal Comfort
Energy Ratings for Windows: Balancing Energy Consumption and Thermal Comfort
 
Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013
Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013
Mainstreaming Zero: Large Scale Commercial Net Zero Energy Buildings, AGC 2013
 
Disaster Resist house , with stand cyclone and earthquake
Disaster Resist house , with stand cyclone and earthquake Disaster Resist house , with stand cyclone and earthquake
Disaster Resist house , with stand cyclone and earthquake
 
Net Zero Energy Home Case Study
Net Zero Energy Home Case StudyNet Zero Energy Home Case Study
Net Zero Energy Home Case Study
 
Net Zero Building Enclosure Retrofits for Houses
Net Zero Building Enclosure Retrofits for HousesNet Zero Building Enclosure Retrofits for Houses
Net Zero Building Enclosure Retrofits for Houses
 
Understanding Net Zero
Understanding Net ZeroUnderstanding Net Zero
Understanding Net Zero
 
Earthquake Resistent Structures
Earthquake Resistent StructuresEarthquake Resistent Structures
Earthquake Resistent Structures
 
Case Study: Zero Net Energy and the Changing Shape of Architecture
Case Study: Zero Net Energy and the Changing Shape of ArchitectureCase Study: Zero Net Energy and the Changing Shape of Architecture
Case Study: Zero Net Energy and the Changing Shape of Architecture
 
real time-PCR..
real time-PCR..real time-PCR..
real time-PCR..
 
Zero energy building
Zero energy buildingZero energy building
Zero energy building
 
Earthquake Resistant Design Techniques
Earthquake Resistant Design TechniquesEarthquake Resistant Design Techniques
Earthquake Resistant Design Techniques
 
Earthquake resistant low rise building
Earthquake resistant low rise buildingEarthquake resistant low rise building
Earthquake resistant low rise building
 
Earthquake resistant construction
Earthquake resistant constructionEarthquake resistant construction
Earthquake resistant construction
 
Earthquake Resistant Designs
Earthquake Resistant DesignsEarthquake Resistant Designs
Earthquake Resistant Designs
 
Earthquake resistant structure
Earthquake resistant structureEarthquake resistant structure
Earthquake resistant structure
 

Similar to Shawna henderson_cmhc_retrofitconf_oct009

Sustainable Small House - Ambient Energy for Buildings Workshop
Sustainable Small House - Ambient Energy for Buildings WorkshopSustainable Small House - Ambient Energy for Buildings Workshop
Sustainable Small House - Ambient Energy for Buildings WorkshopBrianCornwell3
 
Buying a solar system
Buying a solar systemBuying a solar system
Buying a solar systembethtimlin
 
Retrofit Analysis and Recommendation Report
Retrofit Analysis and Recommendation ReportRetrofit Analysis and Recommendation Report
Retrofit Analysis and Recommendation ReportMichael Clarke
 
29 Bauer sustainability project
29 Bauer sustainability project29 Bauer sustainability project
29 Bauer sustainability projectmalwil1944
 
Malcolm Williams
Malcolm WilliamsMalcolm Williams
Malcolm Williamsmalwil1944
 
Deep Energy Retrofit of a High-Rise MURB
Deep Energy Retrofit of a High-Rise MURBDeep Energy Retrofit of a High-Rise MURB
Deep Energy Retrofit of a High-Rise MURBRDH Building Science
 
Net Zero heating system. 3700 sq ft two story with full basement
Net Zero heating system. 3700 sq ft two story with full basementNet Zero heating system. 3700 sq ft two story with full basement
Net Zero heating system. 3700 sq ft two story with full basementGreg Mulder
 
Building Energy Efficiency in Virgin Islands
Building Energy Efficiency in Virgin IslandsBuilding Energy Efficiency in Virgin Islands
Building Energy Efficiency in Virgin IslandsDon Buchanan
 
Sustainable Building Design with Shipping Containers
Sustainable Building Design with Shipping ContainersSustainable Building Design with Shipping Containers
Sustainable Building Design with Shipping ContainersNorth Lake College
 

Similar to Shawna henderson_cmhc_retrofitconf_oct009 (20)

Sustainable Small House - Ambient Energy for Buildings Workshop
Sustainable Small House - Ambient Energy for Buildings WorkshopSustainable Small House - Ambient Energy for Buildings Workshop
Sustainable Small House - Ambient Energy for Buildings Workshop
 
Olson thc case_study
Olson thc case_studyOlson thc case_study
Olson thc case_study
 
2015 weec broadusa
2015 weec broadusa2015 weec broadusa
2015 weec broadusa
 
Buying a solar system
Buying a solar systemBuying a solar system
Buying a solar system
 
Retrofit Analysis and Recommendation Report
Retrofit Analysis and Recommendation ReportRetrofit Analysis and Recommendation Report
Retrofit Analysis and Recommendation Report
 
Green Design Brady
Green Design  BradyGreen Design  Brady
Green Design Brady
 
29 Bauer sustainability project
29 Bauer sustainability project29 Bauer sustainability project
29 Bauer sustainability project
 
Malcolm Williams
Malcolm WilliamsMalcolm Williams
Malcolm Williams
 
Deep Energy Retrofit of a High-Rise MURB
Deep Energy Retrofit of a High-Rise MURBDeep Energy Retrofit of a High-Rise MURB
Deep Energy Retrofit of a High-Rise MURB
 
Net Zero heating system. 3700 sq ft two story with full basement
Net Zero heating system. 3700 sq ft two story with full basementNet Zero heating system. 3700 sq ft two story with full basement
Net Zero heating system. 3700 sq ft two story with full basement
 
Acre Designs Deck
Acre Designs DeckAcre Designs Deck
Acre Designs Deck
 
Investor Presentation1
Investor Presentation1Investor Presentation1
Investor Presentation1
 
Newport Collaborative Architects
Newport Collaborative Architects Newport Collaborative Architects
Newport Collaborative Architects
 
56706.pdf
56706.pdf56706.pdf
56706.pdf
 
Project S.T.R.A.W
Project S.T.R.A.WProject S.T.R.A.W
Project S.T.R.A.W
 
Jessy Olson, Farmworker Housing Development Corporation
Jessy Olson,  Farmworker Housing Development CorporationJessy Olson,  Farmworker Housing Development Corporation
Jessy Olson, Farmworker Housing Development Corporation
 
Renewable Energy: Wind, Solar Thermal, Photovoltaics
Renewable Energy: Wind, Solar Thermal, PhotovoltaicsRenewable Energy: Wind, Solar Thermal, Photovoltaics
Renewable Energy: Wind, Solar Thermal, Photovoltaics
 
Conservationsem (1)
Conservationsem (1)Conservationsem (1)
Conservationsem (1)
 
Building Energy Efficiency in Virgin Islands
Building Energy Efficiency in Virgin IslandsBuilding Energy Efficiency in Virgin Islands
Building Energy Efficiency in Virgin Islands
 
Sustainable Building Design with Shipping Containers
Sustainable Building Design with Shipping ContainersSustainable Building Design with Shipping Containers
Sustainable Building Design with Shipping Containers
 

More from Shawna Henderson

Sustainable Design: The Thought Process
Sustainable Design: The Thought ProcessSustainable Design: The Thought Process
Sustainable Design: The Thought ProcessShawna Henderson
 
Energy Efficient Tiny Homes
Energy Efficient Tiny HomesEnergy Efficient Tiny Homes
Energy Efficient Tiny HomesShawna Henderson
 
Solar Ready Houses in Cold Climates
  Solar Ready Houses in Cold Climates  Solar Ready Houses in Cold Climates
Solar Ready Houses in Cold ClimatesShawna Henderson
 
BFH_Thoughts on Trade Certification for Energy Efficiency in Canada
BFH_Thoughts on Trade Certification for Energy Efficiency in CanadaBFH_Thoughts on Trade Certification for Energy Efficiency in Canada
BFH_Thoughts on Trade Certification for Energy Efficiency in CanadaShawna Henderson
 
BFH The Path to Net Zero Energy Houses in Cold Climates
  BFH The Path to Net Zero Energy Houses in Cold Climates  BFH The Path to Net Zero Energy Houses in Cold Climates
BFH The Path to Net Zero Energy Houses in Cold ClimatesShawna Henderson
 
Nr can_progressive reductions
  Nr can_progressive reductions   Nr can_progressive reductions
Nr can_progressive reductions Shawna Henderson
 
Ontario construction labour assessment 2012 2020
  Ontario construction labour assessment 2012 2020  Ontario construction labour assessment 2012 2020
Ontario construction labour assessment 2012 2020Shawna Henderson
 
Shawna henderson_nshba_trc_oct2010
  Shawna henderson_nshba_trc_oct2010  Shawna henderson_nshba_trc_oct2010
Shawna henderson_nshba_trc_oct2010Shawna Henderson
 
Shawna henderson_solarthermal_aci2008
  Shawna henderson_solarthermal_aci2008  Shawna henderson_solarthermal_aci2008
Shawna henderson_solarthermal_aci2008Shawna Henderson
 

More from Shawna Henderson (9)

Sustainable Design: The Thought Process
Sustainable Design: The Thought ProcessSustainable Design: The Thought Process
Sustainable Design: The Thought Process
 
Energy Efficient Tiny Homes
Energy Efficient Tiny HomesEnergy Efficient Tiny Homes
Energy Efficient Tiny Homes
 
Solar Ready Houses in Cold Climates
  Solar Ready Houses in Cold Climates  Solar Ready Houses in Cold Climates
Solar Ready Houses in Cold Climates
 
BFH_Thoughts on Trade Certification for Energy Efficiency in Canada
BFH_Thoughts on Trade Certification for Energy Efficiency in CanadaBFH_Thoughts on Trade Certification for Energy Efficiency in Canada
BFH_Thoughts on Trade Certification for Energy Efficiency in Canada
 
BFH The Path to Net Zero Energy Houses in Cold Climates
  BFH The Path to Net Zero Energy Houses in Cold Climates  BFH The Path to Net Zero Energy Houses in Cold Climates
BFH The Path to Net Zero Energy Houses in Cold Climates
 
Nr can_progressive reductions
  Nr can_progressive reductions   Nr can_progressive reductions
Nr can_progressive reductions
 
Ontario construction labour assessment 2012 2020
  Ontario construction labour assessment 2012 2020  Ontario construction labour assessment 2012 2020
Ontario construction labour assessment 2012 2020
 
Shawna henderson_nshba_trc_oct2010
  Shawna henderson_nshba_trc_oct2010  Shawna henderson_nshba_trc_oct2010
Shawna henderson_nshba_trc_oct2010
 
Shawna henderson_solarthermal_aci2008
  Shawna henderson_solarthermal_aci2008  Shawna henderson_solarthermal_aci2008
Shawna henderson_solarthermal_aci2008
 

Recently uploaded

Get properties to match the dreams of Residents and Investors
Get properties to match the dreams of Residents and InvestorsGet properties to match the dreams of Residents and Investors
Get properties to match the dreams of Residents and Investorspricehalf96
 
FICCI Monthly Bulletin February 2024.pdf
FICCI  Monthly Bulletin February 2024.pdfFICCI  Monthly Bulletin February 2024.pdf
FICCI Monthly Bulletin February 2024.pdfsubarnamostafa1
 
02.20 Webinar - Online Giving Trends.pdf
02.20 Webinar - Online Giving Trends.pdf02.20 Webinar - Online Giving Trends.pdf
02.20 Webinar - Online Giving Trends.pdfBloomerang
 
How to Get Around Sales Objection | The SMART Sales Systems
How to Get Around Sales Objection | The SMART Sales SystemsHow to Get Around Sales Objection | The SMART Sales Systems
How to Get Around Sales Objection | The SMART Sales SystemsSalesScripter
 
IT Nation Evolve event 2024 - Quarter 1 - Event
IT Nation Evolve event 2024 - Quarter 1 - EventIT Nation Evolve event 2024 - Quarter 1 - Event
IT Nation Evolve event 2024 - Quarter 1 - EventInbay UK
 
Research Showcase 2024 final presentation slides
Research Showcase 2024 final presentation slidesResearch Showcase 2024 final presentation slides
Research Showcase 2024 final presentation slidesenterpriseresearchcentre
 
Let’s get moving! Setting some goals Optimizing your workflow
Let’s get moving! Setting some goals Optimizing your workflowLet’s get moving! Setting some goals Optimizing your workflow
Let’s get moving! Setting some goals Optimizing your workflowngothuyanct
 
BeMetals Presentation_February_15_2024.pdf
BeMetals Presentation_February_15_2024.pdfBeMetals Presentation_February_15_2024.pdf
BeMetals Presentation_February_15_2024.pdfDerekIwanaka1
 
Geocell manufacture in india Singhal industries
Geocell manufacture in india Singhal industriesGeocell manufacture in india Singhal industries
Geocell manufacture in india Singhal industriesdmktgsinghal
 
Cracking the Leadership Shadow Code.pptx
Cracking the Leadership Shadow Code.pptxCracking the Leadership Shadow Code.pptx
Cracking the Leadership Shadow Code.pptxWorkforce Group
 
SYY CAGNY 2024 PRESENTATION (February 20, 2024)
SYY CAGNY 2024 PRESENTATION (February 20, 2024)SYY CAGNY 2024 PRESENTATION (February 20, 2024)
SYY CAGNY 2024 PRESENTATION (February 20, 2024)SYYIR
 
ZEOTAR EV Prince Team English Presentation
ZEOTAR EV Prince Team English PresentationZEOTAR EV Prince Team English Presentation
ZEOTAR EV Prince Team English PresentationKings Reddys
 
Grevault battery storage system manufacturer
Grevault battery storage system manufacturerGrevault battery storage system manufacturer
Grevault battery storage system manufacturerGrevault
 
Zero Budget Marketing Strategy with KPIs for a Cleaning Detergent Training ...
Zero Budget Marketing  Strategy with KPIs for a Cleaning Detergent  Training ...Zero Budget Marketing  Strategy with KPIs for a Cleaning Detergent  Training ...
Zero Budget Marketing Strategy with KPIs for a Cleaning Detergent Training ...Precious Mvulane CA (SA),RA
 
Serhii Herasymov: Boost sales through Accelerators (UA)
Serhii Herasymov: Boost sales through Accelerators (UA)Serhii Herasymov: Boost sales through Accelerators (UA)
Serhii Herasymov: Boost sales through Accelerators (UA)Lviv Startup Club
 
Construction Documents Guide: Types and Significance in 2024
Construction Documents Guide: Types and Significance in 2024Construction Documents Guide: Types and Significance in 2024
Construction Documents Guide: Types and Significance in 2024caddrafting1
 
EAPJ Vol VIII February 2024.pdf
EAPJ Vol VIII February 2024.pdfEAPJ Vol VIII February 2024.pdf
EAPJ Vol VIII February 2024.pdfDarryl_Carr
 

Recently uploaded (20)

Get properties to match the dreams of Residents and Investors
Get properties to match the dreams of Residents and InvestorsGet properties to match the dreams of Residents and Investors
Get properties to match the dreams of Residents and Investors
 
FICCI Monthly Bulletin February 2024.pdf
FICCI  Monthly Bulletin February 2024.pdfFICCI  Monthly Bulletin February 2024.pdf
FICCI Monthly Bulletin February 2024.pdf
 
02.20 Webinar - Online Giving Trends.pdf
02.20 Webinar - Online Giving Trends.pdf02.20 Webinar - Online Giving Trends.pdf
02.20 Webinar - Online Giving Trends.pdf
 
How to Get Around Sales Objection | The SMART Sales Systems
How to Get Around Sales Objection | The SMART Sales SystemsHow to Get Around Sales Objection | The SMART Sales Systems
How to Get Around Sales Objection | The SMART Sales Systems
 
IT Nation Evolve event 2024 - Quarter 1 - Event
IT Nation Evolve event 2024 - Quarter 1 - EventIT Nation Evolve event 2024 - Quarter 1 - Event
IT Nation Evolve event 2024 - Quarter 1 - Event
 
Research Showcase 2024 final presentation slides
Research Showcase 2024 final presentation slidesResearch Showcase 2024 final presentation slides
Research Showcase 2024 final presentation slides
 
Stand Out on the Road with a Creative Box Truck Wrap
Stand Out on the Road with a Creative Box Truck WrapStand Out on the Road with a Creative Box Truck Wrap
Stand Out on the Road with a Creative Box Truck Wrap
 
Let’s get moving! Setting some goals Optimizing your workflow
Let’s get moving! Setting some goals Optimizing your workflowLet’s get moving! Setting some goals Optimizing your workflow
Let’s get moving! Setting some goals Optimizing your workflow
 
BeMetals Presentation_February_15_2024.pdf
BeMetals Presentation_February_15_2024.pdfBeMetals Presentation_February_15_2024.pdf
BeMetals Presentation_February_15_2024.pdf
 
2024 Calendar-eXperience MattersThailand
2024 Calendar-eXperience MattersThailand2024 Calendar-eXperience MattersThailand
2024 Calendar-eXperience MattersThailand
 
Digital Transformation & Improvement Pocketbook
Digital Transformation & Improvement PocketbookDigital Transformation & Improvement Pocketbook
Digital Transformation & Improvement Pocketbook
 
Geocell manufacture in india Singhal industries
Geocell manufacture in india Singhal industriesGeocell manufacture in india Singhal industries
Geocell manufacture in india Singhal industries
 
Cracking the Leadership Shadow Code.pptx
Cracking the Leadership Shadow Code.pptxCracking the Leadership Shadow Code.pptx
Cracking the Leadership Shadow Code.pptx
 
SYY CAGNY 2024 PRESENTATION (February 20, 2024)
SYY CAGNY 2024 PRESENTATION (February 20, 2024)SYY CAGNY 2024 PRESENTATION (February 20, 2024)
SYY CAGNY 2024 PRESENTATION (February 20, 2024)
 
ZEOTAR EV Prince Team English Presentation
ZEOTAR EV Prince Team English PresentationZEOTAR EV Prince Team English Presentation
ZEOTAR EV Prince Team English Presentation
 
Grevault battery storage system manufacturer
Grevault battery storage system manufacturerGrevault battery storage system manufacturer
Grevault battery storage system manufacturer
 
Zero Budget Marketing Strategy with KPIs for a Cleaning Detergent Training ...
Zero Budget Marketing  Strategy with KPIs for a Cleaning Detergent  Training ...Zero Budget Marketing  Strategy with KPIs for a Cleaning Detergent  Training ...
Zero Budget Marketing Strategy with KPIs for a Cleaning Detergent Training ...
 
Serhii Herasymov: Boost sales through Accelerators (UA)
Serhii Herasymov: Boost sales through Accelerators (UA)Serhii Herasymov: Boost sales through Accelerators (UA)
Serhii Herasymov: Boost sales through Accelerators (UA)
 
Construction Documents Guide: Types and Significance in 2024
Construction Documents Guide: Types and Significance in 2024Construction Documents Guide: Types and Significance in 2024
Construction Documents Guide: Types and Significance in 2024
 
EAPJ Vol VIII February 2024.pdf
EAPJ Vol VIII February 2024.pdfEAPJ Vol VIII February 2024.pdf
EAPJ Vol VIII February 2024.pdf
 

Shawna henderson_cmhc_retrofitconf_oct009

  • 1. (Deep)  Energy  Retrofits   by  House  Type     Inves7ng  in  Exis7ng  Housing   Shawna  Henderson,  CEO   Bfreehomes  Design  Ltd.  
  • 2. Energy  Efficiency  programs  aim  for  a  20  to  30%   reduc7on  in  space  and  water  hea7ng  needs.   A  deep  energy  reduc7on  aims  for  70  to  90%.  
  • 3. St.  Margarets   Bay,  1992   St.  Margarets   Bay,  1998   St.  Margarets   Bay,  1996   Lunenburg,   2002   Wallace  River,   2007  
  • 4. New  SINGLE  FAMILY  housing  =  about   110,000/year   13.2  million  exis7ng  homes  in  Canada   Nova  Sco7a:  nearly  50%  pre-­‐1970  
  • 5. CMHC About Your House Series: Renovating for Energy Savings http://www.cmhc-schl.gc.ca/en/co/renoho/reensa/index.cfm Free download
  • 6. Approaching  Net  Zero  Energy  in  Exis7ng  Houses   12  house  types,  6  ci7es   Range  of  ages:   1922  to  2000   1.  How  does  house  type/age   affect  NZEEH?   2.  How  does  climate  affect   NZEEH?  
  • 7. •  The  Twike:  2  person  human-­‐electric  hybrid   •  5kw  electric  motor,  Top  speed  55  mph   •  4  -­‐  8  kWh/100km,  equiv.  to  300  -­‐  600  miles  per  gallon  
  • 8. House  as  a  System   Lost  Opportuni7es  –  Low  Hanging  Fruit   House  Yoga  –  Flexibility  &  Endurance  
  • 12. If this, then… Where you’re going If this, then… Where you are If this, then…
  • 13. Approaching  Net  Zero  Energy  in  Exis7ng  Houses   12  house  types,  6  ci7es   Range  of  ages:   1922  to  2000   1.  How  does  house  type/age   affect  NZEEH?   2.  How  does  climate  affect   NZEEH?  
  • 15. Approaching  Net  Zero  Energy  in  Exis7ng  Houses   Vancouver   Calgary   Toronto   Montréal   Halifax   Whitehorse  
  • 16. Approaching  Net  Zero  Energy  in  Exis7ng  Houses     Upgraded  Envelope  Targets  (RSI/R)   Averages from superinsulated houses built/designed in the last 5 years 
   in Canada and northern US, incl. EQuilibrium House Initiative projects Ceiling Main Walls Exposed Floors Below Grade Walls Slab Vancouver 10.6 (60) 7.0 (40) 7.0 (40) 7.0 (40) 1.8 (10) Calgary Toronto 14.4 (80) 10.6 (60) 10.6 (60) 7.0 (40) 10.6 (60) 7.0 (40) 7.0 (40) 1.8(10) 7.0 (40) 1.8 (10) Montreal 14.4 (80) 10.6 (60) 10.6 (60) 7.0 (40) 1.8 (10) Halifax Whitehorse 10.6 (60) 14.4 (80) 7.0 (40) 10.6 (60) 7.0 (40) 10.6 (60) 7.0 (40) 1.8 (10) 7.0 (40) 1.8 (10)
  • 21. Approaching  Net  Zero  Energy  in  Exis7ng  Houses     Best  Case  Scenario:  Vancouver  Bungalow     General  informa7on   –  –  –  –  –  footprint  =  17  x  6  m  (55  x  20  m)   4/12  roof,  no  significant  heel  @  eave     framed  w/2x4  walls   poured  concrete  basement   single  pane  windows  
  • 22. Approaching  Net  Zero  Energy  in  Exis7ng  Houses        
  • 23. Assump7ons   Full-­‐size,  central  hea7ng  system   Diminishing  returns  on  increased  insula7on     Crappy  windows   Business  as  usual  
  • 24. Residen7al  uses   account  for  nearly  20%   of  overall  energy   consump7on  in  Canada     Data:  Office  of  Energy  Efficiency,  NRCan  
  • 25. Meeting DHW load becomes becomes bigger challenge than space heating as envelope improves Energy  Use  Comparison   400   350   300   250   50%  reduc7on   Ligh7ng   200   Appliances   Water   150   80%  reduc7on   Space   100   50   0   As  Is   Conven7onal   DER  with  solar    
  • 26. Ligh7ng   5%   Shift the relationships between purposes and energy use As  Is   Appliances   13%   Water   17%   DER  with  Solar  Thermal   Space     65%   Ligh7ng   13%   Space     33%   Conven3onal   Ligh7ng   6%   Appliances   46%   Appliances   16%   Water   21%   Space     57%   Water   8%  
  • 27. 2  Halifax  ‘Gut  Rehabs’   ecoENERGY:  5,  15   ecoENERGY  upgrade:  ±60   Deep  Energy  Retrofit:  ±80   Drop  space  hea7ng   load  by  ±  50%   Drop  space  hea7ng   load  by  ±  70%   Envelope  first,   then  mechanicals  
  • 28. FLAT ROOF OPTION OPTIMIZES SPACE @ 3RD FLOOR 35'-0" 10'-0" 9" 10'-0" 9" 8'-0" NOTE: bay area squared off at 3rd storey roofline studies for 1375/79 and next door 1375/79 and next door AS IS FLAT ROOF W/FRONT GABLES RAISED developed upper floor
  • 29. Insula7on:   R21/3.5”  soy-­‐based  polyurethane   in  original  wall  cavity   R15/4”  blown  cellulose  in  new   cross-­‐strapped  cavity      
  • 30. #1:  get  rid  of  water  problems  
  • 31. A:  No  direct  contact  w/concrete  or   masonry  walls  or  floors  for  moisture   sensi7ve  materials   B:  Moisture  tolerant  materials  are   not  in  contact  with  materials  that   will  absorb  water  if  there  is  problem   C:  Air7ght  construc7on  on   founda7on  walls  and  floors  warms   first  condensing  surface,  mi7ga7ng   moisture  issues  in  living  space   Plumbing  and  electrical  services  run  in  front  of  2  lb  foam  insula7on  and  behind   standoff  wall  –  full  depth  insula7on  throughout  basement  and  header  area  
  • 32. Insula7on     Spray-­‐on     Foam   Blown-­‐in   Fibrous    
  • 34. Think  pool  liner   Illustra7on  from   www.buildingscience.com  
  • 35. 5-­‐  year  payback  based  on  $  spent  vs.  energy  savings  not  the  whole  story  –      but  how  to  quan7fy  comfort?   Windows,  siding  =  ‘permanent’  components  w/20  yr  planning  horizon  
  • 36. Inside  glass  temp  also   impacts   condensa7on  and   moisture  issues  in  a   house  as  envelope  is   improved.     Mechanical   ven7la7on  required  –   low  space  hea7ng   loads:  can  we  use   ven7la7on  system  to   distribute  heat?  
  • 37. Two  of  each:     60%  efficient,  120k   Btu  oil  boiler       80  gal.  electric   water  heaters  +   indirect  tank,   uninsulated  in   uncondi7oned   space   …  to  this     (reasonable  facsimile  of  system)   From  this  …   97%  efficient,  50k  Btu  natural  gas   condensing  boiler  augmen7ng  solar   thermal  system     DHW  and  space  hea7ng  delivered  via  dual-­‐ coil,  120  gallon  storage  tank  
  • 38. Solar  Thermal  Combi  System  
  • 39. From  cast  iron  rads  to   infloor  radiant  on  12  and   16  inch  centres  
  • 40. From  high-­‐temp  hydronic   baseboards  to  low-­‐temp  rads  
  • 41. Energy  Reduc7ons   70%  reduc7on  in  space  hea7ng   +  90%  of  domes7c  hot  water  supplied   Hea7ng  Load:  160k  –  80k  –  50k  Btu   Energy  Use:  ??!!  –  152mil–  60  mil  Btu   51000kWh  –  18000  kWh  
  • 42. House  as  an  Investment   Define  investment  period   What’s  in  your  pocket  at  the  end?   Resale-­‐ability?     Non-­‐energy  benefits?   Investment     horsepower?   Alterna7ves  …   Scenarios  for  house   Scenarios  for  money  
  • 43. What’s  the  payback?   72”  screen?     Maybe  we  need  glasses?!   Two  wall  ovens  +  microwave?  How  many  cooks?!     22 c.f. and up fridges? Whose army are we feeding?!?!
  • 45. Phases   Dramproofing  &  Insula7on  1   Residing/Reroofing  &  Insula7on  2   Replace  Hea7ng  System     Rough-­‐in  Solar  Thermal   System   Install  Drainwater   Recovery   Address  ven7la7on   requirements   Adjust  exis7ng  hea7ng   equipment  if  possible   High-­‐efficiency,  small   capacity  unit  backing  up   solar  thermal  system  w/ low-­‐temperature   hydronics  
  • 46. Investment/Energy  Costs   Conven7onal:  $22k   Oil    $8,100   Electricity    $7,300   Nat  Gas    $4,000   Deep  Energy  Retrofit:  $37k   Oil    $5,100   Electricity    $4,600   Nat  Gas    $2,600   DER  w/solar  combi:  $52k   Oil    $2,100   Electricity    $1,900   Nat  Gas    $1,000  
  • 47. DER  =     1.85x  up  front  costs   of  Conven7onal   Conven7onal  =     1.7x  projected  costs     of  DER  
  • 48. How   to   Frame   the   Analysis   of   Return   on   Investment  for  Energy  Savings  Measures     Among  the  prac7cal  range  of  investment  decisions:        Which  provides  the  largest  “return”?    Which  are  in  your  budget  range?    Which  achieves  the  desired  returns  within  your  investment  7meframe?        What  non-­‐energy  benefits  are  driving  your  decision?    e.g.,  comfort  and  aesthe7c  benefits,  health  and  safety,  greater  control  over  energy  use,   ease  of  selling  home,  enhanced  pride  and  pres7ge,  environmental  responsibility