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Right - The underside of the attic roof deck is insulated with open-cell spray foam to provide an insulated space for HVAC equipment.

Right - The underside of the attic roof deck is insulated with open-cell spray foam to provide an insulated space for HVAC equipment.
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Right - The wall top plates are sealed with foam before installing insulation on the ceiling deck.

Right - The wall top plates are sealed with foam before installing insulation on the ceiling deck
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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.
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Right - These raised heel roof trusses provide 16 inches of space over the outer walls for full insulation coverage at the attic perimeter.

Right - These raised heel roof trusses provide 16 inches of space over the outer walls for full insulation coverage at the attic perimeter.
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Right - This attic catch cover is insulated with rigid foam

Right - This attic catch cover is insulated with rigid foam
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Right - This new sealed attic has 5.5 inches (R-20) of spray foam insulation along the underside of the roof deck providing a conditioned attic space for the heating and cooling ducts.

Right - This new sealed attic has 5.5 inches (R-20) of spray foam insulation along the underside of the roof deck providing a conditioned attic space for the heating and cooling ducts.
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Right - Wind baffle installation will allow proper insulation depth over the top plate.

Right - Wind baffle installation will allow proper insulation depth over the top plate.
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Right – Attic access hatch has been properly insulated by attaching a fiberglass batt, gasketed, and opening has blocking

Right – Attic access hatch has been properly insulated by attaching a fiberglass batt, gasketed, and opening has blocking
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Right – “Two-stage” soffit assembly minimizes rainwater entry into attic

Right – “Two-stage” soffit assembly minimizes rainwater entry into attic
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Right – A continuous ridge vent provides full ventilation to a vented attic

Right – A continuous ridge vent provides full ventilation to a vented attic
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Right – A roller helps the tape to adhere over seams in the deck sheathing

Right – A roller helps the tape to adhere over seams in the deck sheathing
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Right – A transfer grille is installed high on a bedroom wall in a new-construction home

Right – A transfer grille is installed high on a bedroom wall in a new-construction home
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Right – An existing gable wall is reinforced with horizontal braces that butt up to the gable end wall and connect back to multiple trusses; retrofit studs make full contact with the wall and the compression blocks and are connected to the horizontal brac

Right – An existing gable wall is reinforced with horizontal braces that butt up to the gable end wall and connect back to multiple trusses; retrofit studs make full contact with the wall and the compression blocks and are connected to the horizontal brac
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Right – Attic access door has foam and rubber weatherstripping installed that remains in contact when closed.

Right – Attic access door has foam and rubber weatherstripping installed that remains in contact when closed.
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Right – Baffles are foamed in place between the roof joists of the vented, vaulted attic to direct air from the soffit vents up to the ridge vent.

Right – Baffles are foamed in place between the roof joists of the vented, vaulted attic to direct air from the soffit vents up to the ridge vent.
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Right – Baffles maintain air flow above attic insulation

Right – Baffles maintain air flow above attic insulation
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Right – Blocking has been installed around the perimeter of this attic access to prevent insulation falling into the house

Right – Blocking has been installed around the perimeter of this attic access to prevent insulation falling into the house
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Right – Button vents provide ventilation to a vented attic

Right – Button vents provide ventilation to a vented attic
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Right – Closed-cell polyurethane foam is sprayed on the underside of the roof deck to provide structural connections and seal seams in the sheathing to increase wind resistance

Right – Closed-cell polyurethane foam is sprayed on the underside of the roof deck to provide structural connections and seal seams in the sheathing to increase wind resistance
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Right – Horizontal bracing is added to strengthen the gable end wall

Right – Horizontal bracing is added to strengthen the gable end wall
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Right – HVAC platform installed to allow for proper insulation depth

Right – HVAC platform installed to allow for proper insulation depth
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Right – Insulation installed to correct depth and will be aligned with air barrier

Right – Insulation installed to correct depth and will be aligned with air barrier
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Right – Open-cell spray foam fills the attic floor joists.

Right – Open-cell spray foam fills the attic floor joists.
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Right – Open-cell spray foam is installed over closed-cell spray foam in this hybrid approach to achieve adequate attic ventilation while allowing some vapor permeability.

Right – Open-cell spray foam is installed over closed-cell spray foam in this hybrid approach to achieve adequate attic ventilation while allowing some vapor permeability.