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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.

Publication Date

Tue, 02/16/2010 - 12:00

Above Deck Rigid Foam Insulation for Existing Roofs

Guide describing the installation of insulating sheathing above the roof deck on existing homes. This retrofit assembly is appropriate for homes with conditioned attics or where the retrofit is intended to create a conditioned attic.

Water Managed Roof – Re-roofing and Adding Insulation Over a Sloped Roof

Guide describing how to re-roof an existing home with a sloped and add insulation above the roof deck.

Hip Roof vs Gable Roof

Guide describing the advantages and disadvantages of gable roofs and hip roofs and how both designs react under high wind loads.

Unvented Attic Insulation

Guide describing methods for insulating an unvented attic along the roof line.