Sfd re-roof like for like (comp. Shingles) if a re-roof project is proposed, the following specifications apply. Existing roofing material comp shingle & built up @ patio proposed roofing material comp shingle & torch down @ patio manufacturer not known brand and model class a color (if cool roof required) n/a built-up roofing assembly system number per attached listing report (if applicable) not known specific exemption from cool roof requirements (if applicable) no ducts in attic required building inspector field verification (if applicable) no ducts in attic note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.