Showing results 1 - 30 of 30
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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.
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IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall/CMU Wall, Elevated Slab
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IECC Climate Zone 2A: Unvented Attic with Spray Foam at Roof Deck, 2x6 Wall/CMU Wall, Elevated Slab
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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.
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Right - Installation steps for the L-bent strap method of bracing a 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.
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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
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The OSB roof decking product comes with an adhered radiant foil barrier which helps to prevent heat transfer in or out of the vented attic, while R-13 unfaced fiberglass fills the advanced-framed 2x6 walls.
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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
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Vented roof assembly at eave retrofitted with rigid foam, spray foam, and fully adhered membrane to air seal the top of wall-to-roof transition
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Vented roof assembly at rake retrofitted with spray foam and additional insulation installed at the attic floor and extended to the rake edge
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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