5500sf re-roof for existing sfd if a re-roof project is proposed, the following specifications apply. Existing roofing material asphalt proposed roofing material asphalt manufacturer ownes corning brand and model duration, gray slate color (if cool roof required) n/a built-up roofing assembly system number per attached listing report (if applicable) specific exemption from cool roof requirements (if applicable) climate zone 7, step roof required building inspector field verification (if applicable) note self-certification by a licensed contractor is acceptable if a signed letter on company letterhead is provided to the building inspector.

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