Building Permit · Full tear-off of existing roofing to structural deck (like-for-like reroof). Install fully adhered 60-mil TPO membrane over two layers 2.2 polyiso insulation (4.4 R-25.2 min). Flash RTU curbs/penetrations; ES-1 perimeter metal. No structural MEP or footprint changes.
Building Permit · Full tear-off of existing roofing to structural deck (like-for-like reroof). Install fully adhered 60-mil TPO membrane over two layers 2.2 polyiso insulation (4.4 R-25.2 min). Flash RTU curbs/penetrations; ES-1 perimeter metal. No structural MEP or footprint changes.
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