Upgrading Beaverbrook Homes A local approach to saving energy.
Beaverbrook community Changed from the March Township in the 1960s Bill Teron planned and helped develop the garden city community of what is known as Kanata The hi-tech businesses and commercial services helped diversify the city of Kanata
Beaverbrook community Bill Teron
Beaverbrook Community The Community was originally designed for 1500 families(about 4000 people) Design criteria was to have multi generational and socio economic diversity of housing types Gordon Henderson photo credit
Beaverbrook Community Individual designs with a unique sense of space provided with affordability Original covenants: Exterior to be from natural materials and colours, cedar shingled roofs Modular construction with a variety of custom housing types for cost efficient building Eric Fletcher photo credit
Homes in Beaverbrook Two Story detached homes
Homes in Beaverbrook Bungalows
Homes in Beaverbrook Garden Homes/Attached Dwellings
What does this mean for Homes in Beaverbrook? 1960s-70s building code: R8 - R12 in the walls R12 - R20 in attics No minimums for Energy Efficiency No standards for windows or doors
What does this mean for Homes in Beaverbrook? 1960s building construction Potential opportunity for savings today
What does this mean for Homes in Beaverbrook? R8 - R12 in the walls Some homes allow for exterior insulation to be added. Difficult and/or costly R12 - R20 in attics Increase insulation levels. Inexpensive and easily accessed Partial or uninsulated basements Easily upgraded if unfinished HVAC upgrades on older systems Windows and Doors where applicable
Kanata Detached 1966 Built 1966 Natural Gas heat and hot water Natural Air Changes per Hour: 0.237 (Nat ACH) Attic R12 Walls R12 Foundation ½ insulated Total modeled energy use: 189.7 Gigajoules(GJ) After all improvements: 126 GJ
Upgrades! Yearly Energy Use (GJ): 189.7 Energy Savings Calculator 0, Ottawa Savings Upgrade Payback Energy Use (%) Dollars ($)* Cost Yr Ceiling 6.5% 154 1678 10.9 Wall 4.7% 112 13182 117.4 Foundation 6.1% 146 1348 9.3 Floor 0.5% 12 339 28.3 Windows and Doors 5.8% 138 9880 71.6 Air Tightness 1.6% 37 500 13.3 Heating and Cooling System** 1.7% 73 11500 158.3 Domestic Hot Water 4.5% 99 2300 23.1 Ventilation System 0.3% 10 1500 154.8 All Upgrades 31.8% $765 $42,227 55.2 *Savings and paybacks are based on EnerGuide for Houses energy modeling and recent local fuel rates. **If a heating upgrade involves changing the fuel source, dollar savings can be negative.
Kanata Attached 1985 Built 1985 Natural gas heat Electric Hot water heater Nat ACH: 0.332 Attic R32 Walls R20 Foundation R12 Total fuel consumption: 145.3 GJ After all improvements: 123.1GJ
Upgrades! Yearly Energy Use (GJ): 145.3 Energy Savings Calculator 0, Ottawa SAVINGS UPGRADE PAYBACK Energy (%) Dollars ($)* COST (Years) Ceiling 1.7% 27 1360 50.2 Wall 3.2% 52 11976 230.3 Foundation 0.2% 0 3 8.1 Floor Windows and Doors 2.3% 37 7080 191.1 Air Tightness 3.3% 54 500 9.2 Heating and Cooling System** 4.3% 68 9000 133.0 Domestic Hot Water 0.5% 718 2500 3.5 Ventilation System 0.0% 0 2000 na All Upgrades 14.5% $947 $34,419 36.3 *Savings and paybacks are based on EnerGuide for Houses energy modeling and recent local fuel rates. **If a heating upgrade involves changing the fuel source, dollar savings can be negative.
Kanata Detached 1970 Built 1970 Natural gas heat and hot water heater Nat ACH: 0.335 Attic R51/R22 walls R12 Foundation ½ insulated Total fuel consumption: 160.3 GJ After all improvements: 115.6 GJ
Upgrades! Yearly Energy Use (GJ): 160.3 Energy Savings Calculator 0, Ottawa SAVINGS UPGRADE PAYBACK Energy (%) Dollars ($)* COST (Years) Ceiling 1.8% 34 779 23.1 Wall 5.1% 95 11520 121.2 Foundation 9.6% 178 920 5.2 Floor 0.2% 3 354 105.7 Windows and Doors 0.1% 2 1380 793.1 Air Tightness 2.1% 38 500 13.2 Heating and Cooling System** 2.4% 66 9000 136.8 Domestic Hot Water 5.0% 86 3500 40.8 Ventilation System 0.0% 0 2000 na All Upgrades 26.4% $501 $29,953 59.8 *Savings and paybacks are based on EnerGuide for Houses energy modeling and recent local fuel rates. **If a heating upgrade involves changing the fuel source, dollar savings can be negative.
Kanata Detached 1965 Built1965 Oil heat and hot water heater Nat ACH: 0.247 Attic R20 Wall s R12 Foundation ½ insulated Total fuel consumption: 154.1 GJ After all improvements: 104.7 GJ
Upgrades! 27 Yearly Energy Use (GJ): 154.1 Energy Savings Calculator 0, Ottawa SAVINGS UPGRADE PAYBACK Energy (%) Dollars ($)* COST (Years) Ceiling 2.7% 128 5166 40.4 Wall 5.4% 258 12000 46.5 Foundation 5.3% 251 1127 4.5 Floor Windows and Doors Air Tightness 1.8% 87 500 5.8 Heating and Cooling System** 12.2% 1780 9000 5.1 Domestic Hot Water 6.0% 353 3500 9.9 Ventilation System 0.2% 12 2000 166.7 All Upgrades 32.1% $2,713 $33,293 12.3 *Savings and paybacks are based on EnerGuide for Houses energy modeling and recent local fuel rates. **If a heating upgrade involves changing the fuel source, dollar savings can be negative.
Kanata Detached 1968 Built 1968 Natural gas heat and hot water heater Nat ACH: 0.255 Attic R40/R12 Walls R12 Foundation uninsulated Total fuel consumption: 227.3 GJ After all improvements: 165.3 GJ
Upgrades! Yearly Energy Use (GJ): 227.4 Energy Savings Calculator 0, Ottawa SAVINGS UPGRADE PAYBACK Energy (%) Dollars ($)* COST (Years) Ceiling 1.1% 26 570 22.2 Wall 3.7% 84 16428 195.7 Foundation 7.9% 178 2033 11.4 Floor Windows and Doors 7.4% 166 24650 148.5 Air Tightness 2.0% 43 500 11.5 Heating and Cooling System** 4.8% 142 9000 63.3 Domestic Hot Water 3.7% 76 3500 46.2 Ventilation System 0.1% 6 2000 353.4 All Upgrades 30.7% $705 $58,681 83.3 *Savings and paybacks are based on EnerGuide for Houses energy modeling and recent local fuel rates. **If a heating upgrade involves changing the fuel source, dollar savings can be negative.
Home Owner and Occupant Behaviour Update old appliances Change out light bulbs to CFL or LED When buying new appliances look for ENERGY STAR Turn off gas fireplace pilot lights in summer Air dry dishes in the dishwasher Use a power bar that can be turned off for electronics when not in use
Keeping the Heat In www.nrcan.gc.ca
Other Known Issues in Beaverbrook Homes OREC Wiring Allan Poulsen Beaverbrook Community Association Sustain Beaverbrook Project Julie Gourley
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