DIYbanter - View Single Post

wrote:
lighter color roofs last longer and
help keep home cooler in summer, dark colors absorb heat.

lighter color roofs do last longer and they keep the attic cooler in the
summer. However, studies at the University of Florida have shown that
if you have adequate attic insulation (R-30+) then the attic temperature
has no discernable impact on the house's heat load.