Much Ado About Net-Zero

57 Pages·2015·12.18 MB·English

Much Ado About Net-Zero
Lessons Learned on the Path to Net-Zero Energy Sustainable Housing
�
CaGBC Green Homes Summit
Edmonton, AB
January 29, 2015
Thomas Green�
Canada Mortgage and Housing Corporation�
www.cmhc.ca
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Definition
EQuilibriumTM Housing represents a vision for
BALANCE
between our natural and built environments
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Initiative
A national design-build-demonstration initiative of
sustainable market housing

§  Design healthy, low-energy, resource efficient sustainable
housing, affordably
§  Target near- to net-zero energy consumption and low
housing related environmental impacts to land, water and air
§  Facilitate learning: research, demonstration, performance
monitoring and reporting
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Sustainability Indicators
1. HEALTH 3. RESOURCES
§  1.1 Indoor Air Quality §  3.1 Sustainable Materials
§  1.1.a Emissions §  3.2 Design for Durability
§  1.1.b Thermal Comfort §  3.3 Materials Efficiency
§  1.1.c Moisture Control §  3.4 Water Conservation
§  1.1.d Particulate Control §  3.5 Adaptability/Flexibility/Accessibility
§  1.1.e Ventilation Strategy
4. ENVIRONMENT
§  1.1.f Soil Gas Protection
§  4.1 Land Use Planning and Landscaping
§  1.2 Day Lighting
§  4.2 Sediment and Erosion Control of
§  1.3 Noise Control
Construction Site
§  1.4 Water Quality
§  4.3 Storm Water Management
§  4.4 Waste Water Management
2. ENERGY
§  4.5 Solid Waste Management
§  2.1 Total Net Energy Consumption
§  4.6 Site Air Pollution Emissions
§  2.2 Renewable Energy
§  2.3 Peak Electricity Demand 5. AFFORDABILITY
§  2.4 Embodied Energy Strategy §  5.1 Financing
§  5.2 Marketability
CANADA MORTGAGE AND HOUSING CORPORATION
Market Research - Consumers
“Sounds great! –
“What will
maybe too good to
it cost?”
be true…”
“What will it
look like?”
“Will it really
work?”
“Can I still live
downtown?”
CANADA MORTGAGE AND HOUSING CORPORATION
Market Research - Industry
Features
§  Energy efficiency and Healthy Housing attributes
Important
§  Quality
Barriers
§  Cost
§  Up-front cost
§  Performance
§  Risk (complexity, performance and
§  “Green”
durability)
§  3rd party certification
§  Regulations (e.g. grid connect)
§  Municipal inspection practices and
expectations
§  Appraisals
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Challenge - Response
1
Advisory Committee
TWO Open Proposal
63
Competitions
Expressions
of Interest
3
0
Independent Evaluation Committees
80
Proposals Received 15
Teams Selected
11
Projects Built
SIXTEEN
Housing Units
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Approach
§  Builder-led Interdisciplinary Teams
§  Integrated Design Process
§  6 month Demonstration
§  12 month Performance Monitoring
§  Publications, Conferences, EQH Forums
§  Related Research (LCA, Occupant Survey)
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Project Locations
Kamloops, BC Edmonton, AB
Red Deer, AB (X2)
Burnaby, BC
Calgary, AB
Winnipeg, MN
Eastman, QC
Montreal, QC
Ottawa, ON
Toronto, ON
CANADA MORTGAGE AND HOUSING CORPORATION
EQuilibriumTM Housing Demonstration Projects
CANADA MORTGAGE AND HOUSING CORPORATION