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A 1- and ½-story home with a room located in the attic and the thermal boundary located at either a) the walls and ceiling of the attic room with small vented attic spaces or b) the roof line for an unvented attic
A 1- and ½-story home with a room located in the attic and the thermal boundary located at either a) the walls and ceiling of the attic room with small vented attic spaces or b) the roof line for an unvented attic
A 1- and ½-story home with a room located in the attic and the thermal boundary located at either a) the walls and ceiling of the attic room with small vented attic spaces or b) the roof line for an unvented attic
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A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
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A site-built rafter roof with a raised top plate allows for more insulation underneath.
A site-built rafter roof with a raised top plate allows for more insulation underneath.
A site-built rafter roof with a raised top plate allows for more insulation underneath.
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Install an air barrier on the exterior of attic knee wall insulation.
Install an air barrier on the exterior of attic knee wall insulation.
Install an air barrier on the exterior of attic knee wall insulation.
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Limited attic access can make inspections for missing air barriers and insulation challenging
Limited attic access can make inspections for missing air barriers and insulation challenging
Limited attic access can make inspections for missing air barriers and insulation challenging
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Limited attic access may make it necessary to use a bore scope when inspecting for missing air barriers and insulation in existing buildings.
Limited attic access may make it necessary to use a bore scope when inspecting for missing air barriers and insulation in existing buildings.
Limited attic access may make it necessary to use a bore scope when inspecting for missing air barriers and insulation in existing buildings.
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Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.
Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.
Raised heel energy trusses extend past the exterior wall and are deeper at the wall allowing room for full insulation coverage over the top plate of the exterior walls.
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Right - These attic knee walls are insulated with rigid foam and sealed with spray foam to form a continuous air barrier at the gable end of this cathedral ceiling.
Right - These attic knee walls are insulated with rigid foam and sealed with spray foam to form a continuous air barrier at the gable end of this cathedral ceiling.
Right - These attic knee walls are insulated with rigid foam and sealed with spray foam to form a continuous air barrier at the gable end of this cathedral ceiling.
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Right – Rigid backing was installed prior to insulating the attic knee walls.
Right – Rigid backing was installed prior to insulating the attic knee walls.
Right – Rigid backing was installed prior to insulating the attic knee walls.
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Right – The backing on this knee wall was air sealed prior to insulation.
Right – The backing on this knee wall was air sealed prior to insulation.
Right – The backing on this knee wall was air sealed prior to insulation.
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Right – The knee wall is properly insulated and air sealed.
Right – The knee wall is properly insulated and air sealed.
Right – The knee wall is properly insulated and air sealed.
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Right – This attic knee wall and the floor joist cavity openings beneath it are being sealed and insulated with spray foam.
Right – This attic knee wall and the floor joist cavity openings beneath it are being sealed and insulated with spray foam.
Right – This attic knee wall and the floor joist cavity openings beneath it are being sealed and insulated with spray foam.
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Right – Top and bottom plates were installed prior to backing and insulation.
Right – Top and bottom plates were installed prior to backing and insulation.
Right – Top and bottom plates were installed prior to backing and insulation.
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Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall
Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall
Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall
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The attic knee walls were constructed from 2x6s and insulated with R-19 batt, backed with 1 inch of XPS foam board with taped joints to provide a solid air barrier over the insulated surfaces.
The attic knee walls were constructed from 2x6s and insulated with R-19 batt, backed with 1 inch of XPS foam board with taped joints to provide a solid air barrier over the insulated surfaces.
The attic knee walls were constructed from 2x6s and insulated with R-19 batt, backed with 1 inch of XPS foam board with taped joints to provide a solid air barrier over the insulated surfaces.
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The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation
The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation
The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation
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The soffit dam and baffle allow air to flow through the vents without disturbing the insulation covering the top plates
The soffit dam and baffle allow air to flow through the vents without disturbing the insulation covering the top plates
The soffit dam and baffle allow air to flow through the vents without disturbing the insulation covering the top plates
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The thermal boundary for a gable roof can be located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
The thermal boundary for a gable roof can be located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
The thermal boundary for a gable roof can be located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic
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Wrong – No rigid backing was installed on the attic knee wall.
Wrong – No rigid backing was installed on the attic knee wall.
Wrong – No rigid backing was installed on the attic knee wall.
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Wrong – No top plate was installed.
Wrong – No top plate was installed.
Wrong – No top plate was installed.
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Wrong – The backing on this knee wall was not air sealed prior to adding insulation.
Wrong – The backing on this knee wall was not air sealed prior to adding insulation.
Wrong – The backing on this knee wall was not air sealed prior to adding insulation.
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Wrong – The batt insulation on this knee wall is not properly supported and there is no air sealed rigid backing to provide a solid air barrier.
Wrong – The batt insulation on this knee wall is not properly supported and there is no air sealed rigid backing to provide a solid air barrier.
Wrong – The batt insulation on this knee wall is not properly supported and there is no air sealed rigid backing to provide a solid air barrier.
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