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A typical Las Vegas hot-dry climate home made of wood frame construction and insulated with R-25 expanded polystyrene externally over a drainage plane, with an unvented wood frame insulated attic and roof assembly.
A typical Las Vegas hot-dry climate home made of wood frame construction and insulated with R-25 expanded polystyrene externally over a drainage plane, with an unvented wood frame insulated attic and roof assembly.
A typical Las Vegas hot-dry climate home made of wood frame construction and insulated with R-25 expanded polystyrene externally over a drainage plane, with an unvented wood frame insulated attic and roof assembly.
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Example of a properly braced gable end wall
Example of a properly braced gable end wall
Example of a properly braced gable end wall
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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.
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 – Horizontal bracing is added to strengthen the gable end wall
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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Unvented roof assembly at eave retrofitted with rigid foam, spray foam, and a fully adhered membrane seal at the top of wall-to-roof transition
Unvented roof assembly at eave retrofitted with rigid foam, spray foam, and a fully adhered membrane seal at the top of wall-to-roof transition
Unvented roof assembly at eave retrofitted with rigid foam, spray foam, and a fully adhered membrane seal at the top of wall-to-roof transition
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Wrong – The roof sheathing was inadequately fastened and gave way causing the gable end wall to fail
Wrong – The roof sheathing was inadequately fastened and gave way causing the gable end wall to fail
Wrong – The roof sheathing was inadequately fastened and gave way causing the gable end wall to fail
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Wrong – This gable end wall failed because connectors were missing at points of support (blue circles) and the outlookers were not connected to the end truss (yellow circle)
Wrong – This gable end wall failed because connectors were missing at points of support (blue circles) and the outlookers were not connected to the end truss (yellow circle)
Wrong – This gable end wall failed because connectors were missing at points of support (blue circles) and the outlookers were not connected to the end truss (yellow circle)
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Wrong – This house under construction is lacking wall to truss bracing and the bottom chord of the scissor trusses is several feet above the top of the end wall top plate
Wrong – This house under construction is lacking wall to truss bracing and the bottom chord of the scissor trusses is several feet above the top of the end wall top plate
Wrong – This house under construction is lacking wall to truss bracing and the bottom chord of the scissor trusses is several feet above the top of the end wall top plate
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