Replacement furnace, ac and duct work

39 sf re-roof for (e) sfd if a re-roof project is proposed, the following specifications apply. Existing roofing material shingles proposed roofing material shingles manufacturer gaf brand and model timberline hd color (if cool roof required) birchwood built-up roofing assembly system number per attached listing report (if applicable) n a specific exemption from cool roof requirements (if applicable) n a required building inspector field verification (if applicable) n a note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.