20 sf re-roof () for (e) sfd if a re-roof project is proposed, the following specifications apply. Existing roofing material n a proposed roofing material n a manufacturer n a brand and model n a color (if cool roof required) n a 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) this permit is for change of roof felt, all existing material to be removed and replaced