38 sqft reroof if a re-roof project is proposed, the following specifications apply. Existing roofing material concrete tile proposed roofing material concrete tile manufacturer 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) yes note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector. -remove existing concrete tiles -replace existing felt w titanium synthetic felt -re-install existing concrete tiles replace roof sheathing as required