Re roof 9 apartment buildings for sunset view i apartments; building a - 29 sf if a re-roof project is proposed, the following specifications apply. Existing roofing material shingles proposed roofing material shingles manufacturer owens corning brand and model oakridge color (if cool roof required) antique silfer built-up roofing assembly system number per attached listing report (if applicable) n/a specific exemption from cool roof requirements (if applicable) n/a required building inspector field verification (if applicable) n/a