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
