Roof Type Properties

Name Description
Construction
Structure Defines the composition of a compound roof. See Compound Structure.
Default Thickness Indicates the thickness of the roof type, which is determined by the cumulative thickness of its layers. This is a read-only property.
Graphics
Coarse Scale Fill Pattern The fill pattern for a roof displayed at a coarse detail level.
Coarse Scale Fill Color Applies a color to the fill pattern for a roof in a coarse-scale view.
Identity Data
Keynote Add or edit the roof keynote. Click in the value box to open the Keynotes dialog. See Keynotes.
Model The model type for the roof.
Manufacturer The manufacturer of the roof.
Type Comments Comments about the roof.
URL Link for a manufacturer web page.
Description Description of the roof.
Assembly description Description of the assembly, based on the assembly code selection.
Assembly code Uniformat assembly code selected from hierarchical list.
Type Mark A value to designate the particular roof. This value must be unique for each roof in a project. Revit issues a warning if the number is already used but allows you to continue using it. You can see the warning using the Review Warnings tool. See Reviewing Warning Messages.
Cost Cost of the roofing material. The cost can be included in a schedule.
Analytical Properties
Heat Transfer Coefficient (U) Used in calculating the heat transfer, typically by convection or phase change between a fluid and a solid.
Heat Transfer Coefficient (U) A measure of a temperature difference, by which an object, or material, resist a heat flow (heat per time unit or thermal resistance.
Thermal mass Equivalent to thermal capacitance or heat capacity.
Absorptance A measure of the ability of an object to absorb radiation, equal to the ratio of the absorbed radiant flux to the incident flux.
Roughness A measure of the texture of a surface.