18 sqft re-roof for (e) sfd if a re-roof project is proposed, the following specifications apply. Existing roofing material compostion shingles proposed roofing material compostion shingles manufacturer owens corning brand and model trudefinition duration cool color (if cool roof required) summerwood, crrc# 0890-0015 built-up roofing assembly system number per attached listing report (if applicable) n a specific exemption from cool roof requirements (if applicable) no required building inspector field verification (if applicable) yes