47 sqft re-roof () - replace underlayment w 40# felt if a re-roof project is proposed, the following specifications apply. Existing roofing material concrete roof tiles proposed roofing material concrete roof tiles manufacturer eagle brand and model capistrano 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 by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.