660sf reroof for existing sfd. If a re-roof project is proposed, the following specifications apply. Existing roofing material high pitch proposed roofing material wood shake over plywood manufacturer gaf/gaf brand and model highpitch timberline/low pitch rubber old torch granule color (if cool roof required) built-up roofing assembly system number per attached listing report (if applicable) low pitch esr1274=system no. 5 specific exemption from cool roof requirements (if applicable) climate zone 7 both type exemp required building inspector field verification (if applicable) all (e) roofing to be removed note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.