The insulation thickness must be at least as thick as the vertical slope else you will receive a warning.
Revit roof slope insulation.
Then place the minimum untapered layer of rigid insulation and metal deck on the joists.
Check variable material in the roof structure to create sloped insulation.
Use shape editing to add internal drains to the roof built using sloped insulation.
The second attachment shows how it s actually constructed with 1 2 tapered boards.
This also adjusts the position of the roof if the support and the roof are not aligned.
How to slope roof insulation only in revit.
The best way to model a slope in your roof insulation layer only is to assign the insulation materials as variable in the construction assembly.
The first attachment shows how i normally do it with slope defining lines near the roof drain with the tapered insulation roof element either extended to the main roof or just sketched out that way.
Want a sloped structure or a sloped insulation in your flat roof.
Use pick supports to split the roof element at the supporting beams.
Find the insulation assembly item.
The shape editing tools display on the contextual tab.
Select your roof edit type and select construction.
Rigid board insulation is the most common type of insulation used in low slope commercial roofing.
First select the roof.
Start with the sloping joists and use a beam system and a sloped reference plane to hold them with the slope.
I used 1 8 and 1 4 sloped pieces on a 1 4 sloped roof.
It is made from cellular plastic or fibrous materials and pressed into boards.