Welcome To: R ESIDENTIAL E NERGY E FFICIENCY Garry Ruliffson Energy Solution Specialist OPPD
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- Welcome To: R ESIDENTIAL E NERGY E FFICIENCY Garry Ruliffson
Energy Solution Specialist OPPD
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- The Energy Efficient Home Understanding a Home as a System
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- Energy Trends
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- Performance Test
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- Infrared Imaging Performance Test
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- 1. Windows Typically, What is the first options we choose for
making homes more Energy Efficient? Long term Payback 1 or 2. High
Efficient Heating High Efficient Fossil Fuel High Efficient Heat
Pumps 1, 2, or 3. Add Insulation So, Where Do We Start?
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- Wind & Stack Effect Pressure Wind Stack Effect
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- Mechanical Infiltration Exhaust 200 to 230 CFM Exhaust up to
150 CFM Exhaust 50 to 110 CFM
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- The Air Barrier Exterior Wind Air Barrier Interior Air
Barrier
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- Stack Effect Pressure
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- The Thermal Barrier
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- Typical Basements are Energy Wasters An energy assessment of
your homes Basement Insulation Uninsulated basements can make up
almost 40% of your homes heating load requirements Adding minimum
insulation (R- 10) cuts basement heating loads in half
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- Basement Wall Insulation Extruded Foams
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- Wall Insulation Types Blow-In Insulation Systems Spray Foam
Typical Installation
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- Attic Insulation Types Loose-Fill Cellulose
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- Ventilating Homes for PEOPLE Pulling in Straight Unconditioned
Air Air-Cycler Energy Recovery Ventilator (ERV)
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- Ductwork - Attic Outside Conditioned Space FFurnace off
FFurnace on RRed is Bad hot air leaking out
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- Fossil Fuel Furnace Efficiencies AFUE 60% - 80% - 90% -
97%
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- How a Heat Pump Works
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- The Home System
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- In the Future, There Will Be a Demand for High Performance
Homes!
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- Questions??Questions??