Re-roof 56 sf if a re-roof project is proposed, the following specifications apply. Existing roofing material concrete tile proposed roofing material re-use existing, new underlayment only manufacturer na, re-using brand and model na, re-using color (if cool roof required) na built-up roofing assembly system number per attached listing report (if applicable) na specific exemption from cool roof requirements (if applicable) na required building inspector field verification (if applicable) yes note self-certification of interior attic space by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.