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Showing 73 - 96 of 378 results:

Image:

Correct air sealing methods for common attic bypass air leakage paths.

Correct air sealing methods for common attic bypass air leakage paths.
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Correct roof sheathing to framing connection technique; nails into framing.

Correct roof sheathing to framing connection technique; nails into framing.
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Correct seismic retrofit hardware for securing the sill plate to foundation wall

Correct seismic retrofit hardware for securing the sill plate to foundation wall
Presentation:

Design Options for Locating Ducts within Conditioned Space

Design Options for Locating Ducts within Conditioned Space
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Design the roof with raised heel trusses to allow full insulation over the top plates of the exterior walls.

Design the roof with raised heel trusses to allow full insulation over the top plates of the exterior walls.
Video:

Designing Porous Polymers for Daytime Radiative Cooling

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Detail of an unvented cathedralized attic showing air-impermeable spray foam insulation plus batt insulation installed on the underside of the roof deck.

Detail of an unvented cathedralized attic showing air-impermeable spray foam insulation plus batt insulation installed on the underside of the roof deck.
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Diagram of buried ducts

Diagram of buried ducts
Case Study:

DOE ZERH HIA 2013 Case Study: Preferred Builders, Old Greenwich, Connecticut

Case Study:

DOE ZERH HIA 2017 Case Study: Thrive Home Builders, Courtyard Rows, Lone Tree, CO

Case Study:

DOE ZERH HIA 2017 Case Study: United Way of Long Island, United Veterans Beacon House, Huntington Station, NY

Video:

Dropped Ceiling/Soffit Below Unconditioned Attic

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Duct boots and other ceiling penetrations are air-sealed using spray foam

Duct boots and other ceiling penetrations are air-sealed using spray foam
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Duct insulated with a minimum of R-8 insulation

Duct insulated with a minimum of R-8 insulation
Video:

Ducts Encapsulated in Spray Foam and Buried in Attic Insulation

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Ducts running parallel to trusses have limited width due to truss spacing

Ducts running parallel to trusses have limited width due to truss spacing
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Ductwork in an unvented attic

Ductwork in an unvented attic
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Ductwork located in a vented attic is subject to high attic temperatures and significant heat gain through the walls of the ducts

Ductwork located in a vented attic is subject to high attic temperatures and significant heat gain through the walls of the ducts
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During high wind events, vortices form along the edges of the roof creating areas of localized negative pressure (“suction”) above the roof

During high wind events, vortices form along the edges of the roof creating areas of localized negative pressure (“suction”) above the roof
Video:

Encapsulated Ducts

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Encapsulated ducts are sprayed with ccSPF in an unconditioned attic

Encapsulated ducts are sprayed with ccSPF in an unconditioned attic
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Example of a properly braced gable end wall

Example of a properly braced gable end wall
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Examples of many common ceiling penetrations that will be difficult to insulate and air seal in this cathedral ceiling.

Examples of many common ceiling penetrations that will be difficult to insulate and air seal in this cathedral ceiling.
Case Study:

Existing Whole-House Solutions Case Study: Deep Energy Retrofit in the Pacific Northwest