Question-and-Answer Resource for the Building Energy Modeling Community
 | 1 | initial version |
check out the thermal and solar absorptance values that can be assigned to materials in the input/output reference. You'll have to understand what different 'colors' translate to in absorptance and emittance for the specific materials or coatings you're studying.
You might also check out the cool roof rating council (which includes cool walls) for some rated materials and coatings if you haven't already.
coolroofs.org
https://bigladdersoftware.com/epx/docs/22-2/input-output-reference/group-surface-construction-elements.html#material
