The Climatemaster® roof series is designed for any climate and almost any condition. Climatemaster® roof systems have superior insulating R-values as well as strong snow load ratings. A Climatemaster® roof is the best way to protect your sunroom investment and your home. Roofs range from 3” to 6” thick with 1 1/2# or 2# density EPS  (expanded polystyrene) depending on your building code requirements.