By Garry Stockton
Setting Variable Materials for use in sloped roof insulation.
Do you need to add insulation to your roof? Do you want a sloped structure or a sloped insulation in your flat roof? By default, the whole roof will be sloped. Check variable material in the roof structure to create sloped insulation. The insulation thickness must be at least as thick as the vertical slope, if not you will receive a warning.
Sloped Structure
If you need a consistent size along your roof, use the method below.
Sloped Insulation
If you need variable dimensions, tick the variable box.