44 sqft re-roof (two bldgs, 22 sqft each) (adu is 9537 prospect ave) if a re-roof project is proposed, the following specifications apply. Existing roofing material shingles proposed roofing material shingles manufacturer owens-corning brand and model tru-definition duration color (if cool roof required) amber crc# 0890-0009 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) na note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.