4700sqft re-roof (e) sfd if a re-roof project is proposed, the following specifications apply. Existing roofing material conc tile proposed roofing material new felt, re-place (e) conc tile manufacturer n a brand and model color (if cool roof required) built-up roofing assembly system number per attached listing report (if applicable) specific exemption from cool roof requirements (if applicable) required building inspector field verification (if applicable) note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.